Home / 53,389.71-73,671.39-29,513.12

Finding the Fourth Proportional to 53,389.71, 73,671.39 and 29,513.12

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Solution

The fourth proportional to 53,389.71, 73,671.39 and 29,513.12 is: 40,724.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,389.71 : 73,671.39 = 29,513.12 : x
  2. Step 2: Convert to fraction form
    53,389.71/73,671.39 = 29,513.12/x
  3. Step 3: Cross multiply
    53,389.71x = 73,671.39 × 29,513.12
  4. Step 4: Simplify right side
    53,389.71x = 2,174,272,205.28
  5. Step 5: Solve for x
    x = 2,174,272,205.28/53,389.71
  6. Step 6: Final answer
    x = 40,724.56

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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.