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Finding the Fourth Proportional to 34,397.40, 51,603.30 and 11,026.20

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Solution

The fourth proportional to 34,397.40, 51,603.30 and 11,026.20 is: 16,541.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,397.40 : 51,603.30 = 11,026.20 : x
  2. Step 2: Convert to fraction form
    34,397.40/51,603.30 = 11,026.20/x
  3. Step 3: Cross multiply
    34,397.40x = 51,603.30 × 11,026.20
  4. Step 4: Simplify right side
    34,397.40x = 568,988,306.46
  5. Step 5: Solve for x
    x = 568,988,306.46/34,397.40
  6. Step 6: Final answer
    x = 16,541.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.