Home / 37,433.40-56,155.56-13,415.88

Finding the Fourth Proportional to 37,433.40, 56,155.56 and 13,415.88

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Solution

The fourth proportional to 37,433.40, 56,155.56 and 13,415.88 is: 20,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,433.40 : 56,155.56 = 13,415.88 : x
  2. Step 2: Convert to fraction form
    37,433.40/56,155.56 = 13,415.88/x
  3. Step 3: Cross multiply
    37,433.40x = 56,155.56 × 13,415.88
  4. Step 4: Simplify right side
    37,433.40x = 753,376,254.29
  5. Step 5: Solve for x
    x = 753,376,254.29/37,433.40
  6. Step 6: Final answer
    x = 20,125.78

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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.