Home / 31,758.08-47,614.64-15,951.74

Finding the Fourth Proportional to 31,758.08, 47,614.64 and 15,951.74

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Solution

The fourth proportional to 31,758.08, 47,614.64 and 15,951.74 is: 23,916.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,758.08 : 47,614.64 = 15,951.74 : x
  2. Step 2: Convert to fraction form
    31,758.08/47,614.64 = 15,951.74/x
  3. Step 3: Cross multiply
    31,758.08x = 47,614.64 × 15,951.74
  4. Step 4: Simplify right side
    31,758.08x = 759,536,039.64
  5. Step 5: Solve for x
    x = 759,536,039.64/31,758.08
  6. Step 6: Final answer
    x = 23,916.31

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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.