Home / 37,402.61-56,103.76-15,215.81

Finding the Fourth Proportional to 37,402.61, 56,103.76 and 15,215.81

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Solution

The fourth proportional to 37,402.61, 56,103.76 and 15,215.81 is: 22,823.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,402.61 : 56,103.76 = 15,215.81 : x
  2. Step 2: Convert to fraction form
    37,402.61/56,103.76 = 15,215.81/x
  3. Step 3: Cross multiply
    37,402.61x = 56,103.76 × 15,215.81
  4. Step 4: Simplify right side
    37,402.61x = 853,663,795.85
  5. Step 5: Solve for x
    x = 853,663,795.85/37,402.61
  6. Step 6: Final answer
    x = 22,823.64

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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.