Home / 37,403.28-56,129.76-19,885.68

Finding the Fourth Proportional to 37,403.28, 56,129.76 and 19,885.68

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Solution

The fourth proportional to 37,403.28, 56,129.76 and 19,885.68 is: 29,841.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,403.28 : 56,129.76 = 19,885.68 : x
  2. Step 2: Convert to fraction form
    37,403.28/56,129.76 = 19,885.68/x
  3. Step 3: Cross multiply
    37,403.28x = 56,129.76 × 19,885.68
  4. Step 4: Simplify right side
    37,403.28x = 1,116,178,445.84
  5. Step 5: Solve for x
    x = 1,116,178,445.84/37,403.28
  6. Step 6: Final answer
    x = 29,841.73

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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.