Home / 31,550.80-47,349.66-14,915.94

Finding the Fourth Proportional to 31,550.80, 47,349.66 and 14,915.94

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Solution

The fourth proportional to 31,550.80, 47,349.66 and 14,915.94 is: 22,385.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,550.80 : 47,349.66 = 14,915.94 : x
  2. Step 2: Convert to fraction form
    31,550.80/47,349.66 = 14,915.94/x
  3. Step 3: Cross multiply
    31,550.80x = 47,349.66 × 14,915.94
  4. Step 4: Simplify right side
    31,550.80x = 706,264,687.58
  5. Step 5: Solve for x
    x = 706,264,687.58/31,550.80
  6. Step 6: Final answer
    x = 22,385.00

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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.