Home / 48,044.22-66,302.10-30,139.98

Finding the Fourth Proportional to 48,044.22, 66,302.10 and 30,139.98

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Solution

The fourth proportional to 48,044.22, 66,302.10 and 30,139.98 is: 41,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,044.22 : 66,302.10 = 30,139.98 : x
  2. Step 2: Convert to fraction form
    48,044.22/66,302.10 = 30,139.98/x
  3. Step 3: Cross multiply
    48,044.22x = 66,302.10 × 30,139.98
  4. Step 4: Simplify right side
    48,044.22x = 1,998,343,967.96
  5. Step 5: Solve for x
    x = 1,998,343,967.96/48,044.22
  6. Step 6: Final answer
    x = 41,593.85

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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.