Home / 37,991.57-56,925.08-13,018.15

Finding the Fourth Proportional to 37,991.57, 56,925.08 and 13,018.15

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Solution

The fourth proportional to 37,991.57, 56,925.08 and 13,018.15 is: 19,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,991.57 : 56,925.08 = 13,018.15 : x
  2. Step 2: Convert to fraction form
    37,991.57/56,925.08 = 13,018.15/x
  3. Step 3: Cross multiply
    37,991.57x = 56,925.08 × 13,018.15
  4. Step 4: Simplify right side
    37,991.57x = 741,059,285.09
  5. Step 5: Solve for x
    x = 741,059,285.09/37,991.57
  6. Step 6: Final answer
    x = 19,505.89

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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.