Home / 26,143.11-36,069.53-14,810.79

Finding the Fourth Proportional to 26,143.11, 36,069.53 and 14,810.79

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Solution

The fourth proportional to 26,143.11, 36,069.53 and 14,810.79 is: 20,434.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.11 : 36,069.53 = 14,810.79 : x
  2. Step 2: Convert to fraction form
    26,143.11/36,069.53 = 14,810.79/x
  3. Step 3: Cross multiply
    26,143.11x = 36,069.53 × 14,810.79
  4. Step 4: Simplify right side
    26,143.11x = 534,218,160.17
  5. Step 5: Solve for x
    x = 534,218,160.17/26,143.11
  6. Step 6: Final answer
    x = 20,434.38

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Half scale
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Double scale
Find fourth proportional to 26,144.11, 36,070.90 and 14,811.79
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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.