Home / 18,732.26-25,850.30-10,348.76

Finding the Fourth Proportional to 18,732.26, 25,850.30 and 10,348.76

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Solution

The fourth proportional to 18,732.26, 25,850.30 and 10,348.76 is: 14,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.26 : 25,850.30 = 10,348.76 : x
  2. Step 2: Convert to fraction form
    18,732.26/25,850.30 = 10,348.76/x
  3. Step 3: Cross multiply
    18,732.26x = 25,850.30 × 10,348.76
  4. Step 4: Simplify right side
    18,732.26x = 267,518,550.63
  5. Step 5: Solve for x
    x = 267,518,550.63/18,732.26
  6. Step 6: Final answer
    x = 14,281.17

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Half scale
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Double scale
Find fourth proportional to 18,733.26, 25,851.68 and 10,349.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.