Home / 35,487.27-53,251.56-13,316.13

Finding the Fourth Proportional to 35,487.27, 53,251.56 and 13,316.13

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Solution

The fourth proportional to 35,487.27, 53,251.56 and 13,316.13 is: 19,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487.27 : 53,251.56 = 13,316.13 : x
  2. Step 2: Convert to fraction form
    35,487.27/53,251.56 = 13,316.13/x
  3. Step 3: Cross multiply
    35,487.27x = 53,251.56 × 13,316.13
  4. Step 4: Simplify right side
    35,487.27x = 709,104,695.66
  5. Step 5: Solve for x
    x = 709,104,695.66/35,487.27
  6. Step 6: Final answer
    x = 19,981.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.