Home / 35,712.17-53,566.13-15,985.43

Finding the Fourth Proportional to 35,712.17, 53,566.13 and 15,985.43

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Solution

The fourth proportional to 35,712.17, 53,566.13 and 15,985.43 is: 23,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.17 : 53,566.13 = 15,985.43 : x
  2. Step 2: Convert to fraction form
    35,712.17/53,566.13 = 15,985.43/x
  3. Step 3: Cross multiply
    35,712.17x = 53,566.13 × 15,985.43
  4. Step 4: Simplify right side
    35,712.17x = 856,277,795.36
  5. Step 5: Solve for x
    x = 856,277,795.36/35,712.17
  6. Step 6: Final answer
    x = 23,977.20

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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.