Home / 37,687.98-56,541.15-11,391.06

Finding the Fourth Proportional to 37,687.98, 56,541.15 and 11,391.06

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Solution

The fourth proportional to 37,687.98, 56,541.15 and 11,391.06 is: 17,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,687.98 : 56,541.15 = 11,391.06 : x
  2. Step 2: Convert to fraction form
    37,687.98/56,541.15 = 11,391.06/x
  3. Step 3: Cross multiply
    37,687.98x = 56,541.15 × 11,391.06
  4. Step 4: Simplify right side
    37,687.98x = 644,063,632.12
  5. Step 5: Solve for x
    x = 644,063,632.12/37,687.98
  6. Step 6: Final answer
    x = 17,089.36

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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.