Home / 56,782.12-85,173.18-25,626.28

Finding the Fourth Proportional to 56,782.12, 85,173.18 and 25,626.28

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Solution

The fourth proportional to 56,782.12, 85,173.18 and 25,626.28 is: 38,439.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,782.12 : 85,173.18 = 25,626.28 : x
  2. Step 2: Convert to fraction form
    56,782.12/85,173.18 = 25,626.28/x
  3. Step 3: Cross multiply
    56,782.12x = 85,173.18 × 25,626.28
  4. Step 4: Simplify right side
    56,782.12x = 2,182,671,759.17
  5. Step 5: Solve for x
    x = 2,182,671,759.17/56,782.12
  6. Step 6: Final answer
    x = 38,439.42

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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.