Home / 31,301.53-46,951.08-12,575.95

Finding the Fourth Proportional to 31,301.53, 46,951.08 and 12,575.95

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Solution

The fourth proportional to 31,301.53, 46,951.08 and 12,575.95 is: 18,863.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,301.53 : 46,951.08 = 12,575.95 : x
  2. Step 2: Convert to fraction form
    31,301.53/46,951.08 = 12,575.95/x
  3. Step 3: Cross multiply
    31,301.53x = 46,951.08 × 12,575.95
  4. Step 4: Simplify right side
    31,301.53x = 590,454,434.53
  5. Step 5: Solve for x
    x = 590,454,434.53/31,301.53
  6. Step 6: Final answer
    x = 18,863.44

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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.