Home / 31,010.08-46,515.12-25,515.88

Finding the Fourth Proportional to 31,010.08, 46,515.12 and 25,515.88

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Solution

The fourth proportional to 31,010.08, 46,515.12 and 25,515.88 is: 38,273.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010.08 : 46,515.12 = 25,515.88 : x
  2. Step 2: Convert to fraction form
    31,010.08/46,515.12 = 25,515.88/x
  3. Step 3: Cross multiply
    31,010.08x = 46,515.12 × 25,515.88
  4. Step 4: Simplify right side
    31,010.08x = 1,186,874,220.11
  5. Step 5: Solve for x
    x = 1,186,874,220.11/31,010.08
  6. Step 6: Final answer
    x = 38,273.82

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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.