Home / 31,943.32-47,925.57-14,171.55

Finding the Fourth Proportional to 31,943.32, 47,925.57 and 14,171.55

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Solution

The fourth proportional to 31,943.32, 47,925.57 and 14,171.55 is: 21,262.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,943.32 : 47,925.57 = 14,171.55 : x
  2. Step 2: Convert to fraction form
    31,943.32/47,925.57 = 14,171.55/x
  3. Step 3: Cross multiply
    31,943.32x = 47,925.57 × 14,171.55
  4. Step 4: Simplify right side
    31,943.32x = 679,179,611.53
  5. Step 5: Solve for x
    x = 679,179,611.53/31,943.32
  6. Step 6: Final answer
    x = 21,262.02

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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.