Home / 34,981.76-52,480.10-11,290.66

Finding the Fourth Proportional to 34,981.76, 52,480.10 and 11,290.66

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Solution

The fourth proportional to 34,981.76, 52,480.10 and 11,290.66 is: 16,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,981.76 : 52,480.10 = 11,290.66 : x
  2. Step 2: Convert to fraction form
    34,981.76/52,480.10 = 11,290.66/x
  3. Step 3: Cross multiply
    34,981.76x = 52,480.10 × 11,290.66
  4. Step 4: Simplify right side
    34,981.76x = 592,534,862.89
  5. Step 5: Solve for x
    x = 592,534,862.89/34,981.76
  6. Step 6: Final answer
    x = 16,938.40

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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.