Home / 56,806.12-85,209.72-15,253.12

Finding the Fourth Proportional to 56,806.12, 85,209.72 and 15,253.12

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Solution

The fourth proportional to 56,806.12, 85,209.72 and 15,253.12 is: 22,879.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,806.12 : 85,209.72 = 15,253.12 : x
  2. Step 2: Convert to fraction form
    56,806.12/85,209.72 = 15,253.12/x
  3. Step 3: Cross multiply
    56,806.12x = 85,209.72 × 15,253.12
  4. Step 4: Simplify right side
    56,806.12x = 1,299,714,084.33
  5. Step 5: Solve for x
    x = 1,299,714,084.33/56,806.12
  6. Step 6: Final answer
    x = 22,879.82

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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.