Home / 40,885.48-61,334.70-13,177

Finding the Fourth Proportional to 40,885.48, 61,334.70 and 13,177

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Solution

The fourth proportional to 40,885.48, 61,334.70 and 13,177 is: 19,767.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,885.48 : 61,334.70 = 13,177 : x
  2. Step 2: Convert to fraction form
    40,885.48/61,334.70 = 13,177/x
  3. Step 3: Cross multiply
    40,885.48x = 61,334.70 × 13,177
  4. Step 4: Simplify right side
    40,885.48x = 808,207,341.90
  5. Step 5: Solve for x
    x = 808,207,341.90/40,885.48
  6. Step 6: Final answer
    x = 19,767.59

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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.