Home / 37,209.28-55,780.22-13,511.32

Finding the Fourth Proportional to 37,209.28, 55,780.22 and 13,511.32

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Solution

The fourth proportional to 37,209.28, 55,780.22 and 13,511.32 is: 20,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,209.28 : 55,780.22 = 13,511.32 : x
  2. Step 2: Convert to fraction form
    37,209.28/55,780.22 = 13,511.32/x
  3. Step 3: Cross multiply
    37,209.28x = 55,780.22 × 13,511.32
  4. Step 4: Simplify right side
    37,209.28x = 753,664,402.09
  5. Step 5: Solve for x
    x = 753,664,402.09/37,209.28
  6. Step 6: Final answer
    x = 20,254.74

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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.