Home / 56,746.70-85,132.20-17,307.80

Finding the Fourth Proportional to 56,746.70, 85,132.20 and 17,307.80

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Solution

The fourth proportional to 56,746.70, 85,132.20 and 17,307.80 is: 25,965.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,746.70 : 85,132.20 = 17,307.80 : x
  2. Step 2: Convert to fraction form
    56,746.70/85,132.20 = 17,307.80/x
  3. Step 3: Cross multiply
    56,746.70x = 85,132.20 × 17,307.80
  4. Step 4: Simplify right side
    56,746.70x = 1,473,451,091.16
  5. Step 5: Solve for x
    x = 1,473,451,091.16/56,746.70
  6. Step 6: Final answer
    x = 25,965.41

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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.