Home / 31,156.74-46,733.88-10,380.24

Finding the Fourth Proportional to 31,156.74, 46,733.88 and 10,380.24

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Solution

The fourth proportional to 31,156.74, 46,733.88 and 10,380.24 is: 15,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,156.74 : 46,733.88 = 10,380.24 : x
  2. Step 2: Convert to fraction form
    31,156.74/46,733.88 = 10,380.24/x
  3. Step 3: Cross multiply
    31,156.74x = 46,733.88 × 10,380.24
  4. Step 4: Simplify right side
    31,156.74x = 485,108,890.53
  5. Step 5: Solve for x
    x = 485,108,890.53/31,156.74
  6. Step 6: Final answer
    x = 15,569.95

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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.