Home / 48,053.91-66,296.82-30,142.38

Finding the Fourth Proportional to 48,053.91, 66,296.82 and 30,142.38

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Solution

The fourth proportional to 48,053.91, 66,296.82 and 30,142.38 is: 41,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,053.91 : 66,296.82 = 30,142.38 : x
  2. Step 2: Convert to fraction form
    48,053.91/66,296.82 = 30,142.38/x
  3. Step 3: Cross multiply
    48,053.91x = 66,296.82 × 30,142.38
  4. Step 4: Simplify right side
    48,053.91x = 1,998,343,941.23
  5. Step 5: Solve for x
    x = 1,998,343,941.23/48,053.91
  6. Step 6: Final answer
    x = 41,585.46

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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.