Home / 37,588.61-56,405.12-13,912.79

Finding the Fourth Proportional to 37,588.61, 56,405.12 and 13,912.79

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Solution

The fourth proportional to 37,588.61, 56,405.12 and 13,912.79 is: 20,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,588.61 : 56,405.12 = 13,912.79 : x
  2. Step 2: Convert to fraction form
    37,588.61/56,405.12 = 13,912.79/x
  3. Step 3: Cross multiply
    37,588.61x = 56,405.12 × 13,912.79
  4. Step 4: Simplify right side
    37,588.61x = 784,752,237.90
  5. Step 5: Solve for x
    x = 784,752,237.90/37,588.61
  6. Step 6: Final answer
    x = 20,877.39

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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.