Home / 31,472.23-47,204.98-19,750.63

Finding the Fourth Proportional to 31,472.23, 47,204.98 and 19,750.63

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Solution

The fourth proportional to 31,472.23, 47,204.98 and 19,750.63 is: 29,623.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,472.23 : 47,204.98 = 19,750.63 : x
  2. Step 2: Convert to fraction form
    31,472.23/47,204.98 = 19,750.63/x
  3. Step 3: Cross multiply
    31,472.23x = 47,204.98 × 19,750.63
  4. Step 4: Simplify right side
    31,472.23x = 932,328,094.14
  5. Step 5: Solve for x
    x = 932,328,094.14/31,472.23
  6. Step 6: Final answer
    x = 29,623.83

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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.