Home / 31,452.23-47,176.82-11,729.25

Finding the Fourth Proportional to 31,452.23, 47,176.82 and 11,729.25

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Solution

The fourth proportional to 31,452.23, 47,176.82 and 11,729.25 is: 17,593.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,452.23 : 47,176.82 = 11,729.25 : x
  2. Step 2: Convert to fraction form
    31,452.23/47,176.82 = 11,729.25/x
  3. Step 3: Cross multiply
    31,452.23x = 47,176.82 × 11,729.25
  4. Step 4: Simplify right side
    31,452.23x = 553,348,657.34
  5. Step 5: Solve for x
    x = 553,348,657.34/31,452.23
  6. Step 6: Final answer
    x = 17,593.31

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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.