Home / 40,670.29-61,003.65-11,088.13

Finding the Fourth Proportional to 40,670.29, 61,003.65 and 11,088.13

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Solution

The fourth proportional to 40,670.29, 61,003.65 and 11,088.13 is: 16,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,670.29 : 61,003.65 = 11,088.13 : x
  2. Step 2: Convert to fraction form
    40,670.29/61,003.65 = 11,088.13/x
  3. Step 3: Cross multiply
    40,670.29x = 61,003.65 × 11,088.13
  4. Step 4: Simplify right side
    40,670.29x = 676,416,401.67
  5. Step 5: Solve for x
    x = 676,416,401.67/40,670.29
  6. Step 6: Final answer
    x = 16,631.71

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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.