Home / 41,111.60-61,645.80-14,812.40

Finding the Fourth Proportional to 41,111.60, 61,645.80 and 14,812.40

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Solution

The fourth proportional to 41,111.60, 61,645.80 and 14,812.40 is: 22,210.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,111.60 : 61,645.80 = 14,812.40 : x
  2. Step 2: Convert to fraction form
    41,111.60/61,645.80 = 14,812.40/x
  3. Step 3: Cross multiply
    41,111.60x = 61,645.80 × 14,812.40
  4. Step 4: Simplify right side
    41,111.60x = 913,122,247.92
  5. Step 5: Solve for x
    x = 913,122,247.92/41,111.60
  6. Step 6: Final answer
    x = 22,210.82

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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.