Home / 31,916.89-47,854.77-15,276.52

Finding the Fourth Proportional to 31,916.89, 47,854.77 and 15,276.52

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Solution

The fourth proportional to 31,916.89, 47,854.77 and 15,276.52 is: 22,904.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,916.89 : 47,854.77 = 15,276.52 : x
  2. Step 2: Convert to fraction form
    31,916.89/47,854.77 = 15,276.52/x
  3. Step 3: Cross multiply
    31,916.89x = 47,854.77 × 15,276.52
  4. Step 4: Simplify right side
    31,916.89x = 731,054,351.00
  5. Step 5: Solve for x
    x = 731,054,351.00/31,916.89
  6. Step 6: Final answer
    x = 22,904.94

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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.