Home / 47,854.53-66,038.27-29,959.38

Finding the Fourth Proportional to 47,854.53, 66,038.27 and 29,959.38

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Solution

The fourth proportional to 47,854.53, 66,038.27 and 29,959.38 is: 41,343.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,854.53 : 66,038.27 = 29,959.38 : x
  2. Step 2: Convert to fraction form
    47,854.53/66,038.27 = 29,959.38/x
  3. Step 3: Cross multiply
    47,854.53x = 66,038.27 × 29,959.38
  4. Step 4: Simplify right side
    47,854.53x = 1,978,465,475.68
  5. Step 5: Solve for x
    x = 1,978,465,475.68/47,854.53
  6. Step 6: Final answer
    x = 41,343.33

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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.