Home / 43,575.60-65,363.40-17,266.80

Finding the Fourth Proportional to 43,575.60, 65,363.40 and 17,266.80

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Solution

The fourth proportional to 43,575.60, 65,363.40 and 17,266.80 is: 25,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,575.60 : 65,363.40 = 17,266.80 : x
  2. Step 2: Convert to fraction form
    43,575.60/65,363.40 = 17,266.80/x
  3. Step 3: Cross multiply
    43,575.60x = 65,363.40 × 17,266.80
  4. Step 4: Simplify right side
    43,575.60x = 1,128,616,755.12
  5. Step 5: Solve for x
    x = 1,128,616,755.12/43,575.60
  6. Step 6: Final answer
    x = 25,900.20

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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.