Home / 35,411.54-53,129.61-15,703.97

Finding the Fourth Proportional to 35,411.54, 53,129.61 and 15,703.97

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Solution

The fourth proportional to 35,411.54, 53,129.61 and 15,703.97 is: 23,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,411.54 : 53,129.61 = 15,703.97 : x
  2. Step 2: Convert to fraction form
    35,411.54/53,129.61 = 15,703.97/x
  3. Step 3: Cross multiply
    35,411.54x = 53,129.61 × 15,703.97
  4. Step 4: Simplify right side
    35,411.54x = 834,345,535.90
  5. Step 5: Solve for x
    x = 834,345,535.90/35,411.54
  6. Step 6: Final answer
    x = 23,561.41

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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.