Home / 30,932.43-42,686.64-17,502.36

Finding the Fourth Proportional to 30,932.43, 42,686.64 and 17,502.36

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Solution

The fourth proportional to 30,932.43, 42,686.64 and 17,502.36 is: 24,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,932.43 : 42,686.64 = 17,502.36 : x
  2. Step 2: Convert to fraction form
    30,932.43/42,686.64 = 17,502.36/x
  3. Step 3: Cross multiply
    30,932.43x = 42,686.64 × 17,502.36
  4. Step 4: Simplify right side
    30,932.43x = 747,116,940.47
  5. Step 5: Solve for x
    x = 747,116,940.47/30,932.43
  6. Step 6: Final answer
    x = 24,153.19

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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.