Home / 43,397.67-65,022.14-29,139.45

Finding the Fourth Proportional to 43,397.67, 65,022.14 and 29,139.45

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Solution

The fourth proportional to 43,397.67, 65,022.14 and 29,139.45 is: 43,659.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,397.67 : 65,022.14 = 29,139.45 : x
  2. Step 2: Convert to fraction form
    43,397.67/65,022.14 = 29,139.45/x
  3. Step 3: Cross multiply
    43,397.67x = 65,022.14 × 29,139.45
  4. Step 4: Simplify right side
    43,397.67x = 1,894,709,226.44
  5. Step 5: Solve for x
    x = 1,894,709,226.44/43,397.67
  6. Step 6: Final answer
    x = 43,659.23

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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.