Home / 43,411.20-65,138.40-24,705.60

Finding the Fourth Proportional to 43,411.20, 65,138.40 and 24,705.60

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Solution

The fourth proportional to 43,411.20, 65,138.40 and 24,705.60 is: 37,070.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,411.20 : 65,138.40 = 24,705.60 : x
  2. Step 2: Convert to fraction form
    43,411.20/65,138.40 = 24,705.60/x
  3. Step 3: Cross multiply
    43,411.20x = 65,138.40 × 24,705.60
  4. Step 4: Simplify right side
    43,411.20x = 1,609,283,255.04
  5. Step 5: Solve for x
    x = 1,609,283,255.04/43,411.20
  6. Step 6: Final answer
    x = 37,070.69

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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.