Home / 31,153.64-46,691.57-15,575.72

Finding the Fourth Proportional to 31,153.64, 46,691.57 and 15,575.72

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Solution

The fourth proportional to 31,153.64, 46,691.57 and 15,575.72 is: 23,344.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,153.64 : 46,691.57 = 15,575.72 : x
  2. Step 2: Convert to fraction form
    31,153.64/46,691.57 = 15,575.72/x
  3. Step 3: Cross multiply
    31,153.64x = 46,691.57 × 15,575.72
  4. Step 4: Simplify right side
    31,153.64x = 727,254,626.16
  5. Step 5: Solve for x
    x = 727,254,626.16/31,153.64
  6. Step 6: Final answer
    x = 23,344.13

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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.