Home / 42,328.43-58,369.64-29,576.96

Finding the Fourth Proportional to 42,328.43, 58,369.64 and 29,576.96

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Solution

The fourth proportional to 42,328.43, 58,369.64 and 29,576.96 is: 40,785.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,328.43 : 58,369.64 = 29,576.96 : x
  2. Step 2: Convert to fraction form
    42,328.43/58,369.64 = 29,576.96/x
  3. Step 3: Cross multiply
    42,328.43x = 58,369.64 × 29,576.96
  4. Step 4: Simplify right side
    42,328.43x = 1,726,396,616.45
  5. Step 5: Solve for x
    x = 1,726,396,616.45/42,328.43
  6. Step 6: Final answer
    x = 40,785.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.