Home / 18,836.76-25,995.94-10,453.26

Finding the Fourth Proportional to 18,836.76, 25,995.94 and 10,453.26

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Solution

The fourth proportional to 18,836.76, 25,995.94 and 10,453.26 is: 14,426.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.76 : 25,995.94 = 10,453.26 : x
  2. Step 2: Convert to fraction form
    18,836.76/25,995.94 = 10,453.26/x
  3. Step 3: Cross multiply
    18,836.76x = 25,995.94 × 10,453.26
  4. Step 4: Simplify right side
    18,836.76x = 271,742,319.76
  5. Step 5: Solve for x
    x = 271,742,319.76/18,836.76
  6. Step 6: Final answer
    x = 14,426.17

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Double scale
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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.