Home / 50,650.13-69,897.18-28,294.13

Finding the Fourth Proportional to 50,650.13, 69,897.18 and 28,294.13

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Solution

The fourth proportional to 50,650.13, 69,897.18 and 28,294.13 is: 39,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,650.13 : 69,897.18 = 28,294.13 : x
  2. Step 2: Convert to fraction form
    50,650.13/69,897.18 = 28,294.13/x
  3. Step 3: Cross multiply
    50,650.13x = 69,897.18 × 28,294.13
  4. Step 4: Simplify right side
    50,650.13x = 1,977,679,897.55
  5. Step 5: Solve for x
    x = 1,977,679,897.55/50,650.13
  6. Step 6: Final answer
    x = 39,045.90

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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.