Home / 36,142.31-54,192.17-16,886.77

Finding the Fourth Proportional to 36,142.31, 54,192.17 and 16,886.77

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Solution

The fourth proportional to 36,142.31, 54,192.17 and 16,886.77 is: 25,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,142.31 : 54,192.17 = 16,886.77 : x
  2. Step 2: Convert to fraction form
    36,142.31/54,192.17 = 16,886.77/x
  3. Step 3: Cross multiply
    36,142.31x = 54,192.17 × 16,886.77
  4. Step 4: Simplify right side
    36,142.31x = 915,130,710.59
  5. Step 5: Solve for x
    x = 915,130,710.59/36,142.31
  6. Step 6: Final answer
    x = 25,320.21

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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.