Home / 31,514.41-47,257.80-9,329.53

Finding the Fourth Proportional to 31,514.41, 47,257.80 and 9,329.53

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Solution

The fourth proportional to 31,514.41, 47,257.80 and 9,329.53 is: 13,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,514.41 : 47,257.80 = 9,329.53 : x
  2. Step 2: Convert to fraction form
    31,514.41/47,257.80 = 9,329.53/x
  3. Step 3: Cross multiply
    31,514.41x = 47,257.80 × 9,329.53
  4. Step 4: Simplify right side
    31,514.41x = 440,893,062.83
  5. Step 5: Solve for x
    x = 440,893,062.83/31,514.41
  6. Step 6: Final answer
    x = 13,990.21

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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.