Home / 31,423.33-47,124.99-10,359.45

Finding the Fourth Proportional to 31,423.33, 47,124.99 and 10,359.45

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Solution

The fourth proportional to 31,423.33, 47,124.99 and 10,359.45 is: 15,535.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,423.33 : 47,124.99 = 10,359.45 : x
  2. Step 2: Convert to fraction form
    31,423.33/47,124.99 = 10,359.45/x
  3. Step 3: Cross multiply
    31,423.33x = 47,124.99 × 10,359.45
  4. Step 4: Simplify right side
    31,423.33x = 488,188,874.25
  5. Step 5: Solve for x
    x = 488,188,874.25/31,423.33
  6. Step 6: Final answer
    x = 15,535.87

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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.