Home / 43,713.92-65,570.64-12,549.08

Finding the Fourth Proportional to 43,713.92, 65,570.64 and 12,549.08

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Solution

The fourth proportional to 43,713.92, 65,570.64 and 12,549.08 is: 18,823.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,713.92 : 65,570.64 = 12,549.08 : x
  2. Step 2: Convert to fraction form
    43,713.92/65,570.64 = 12,549.08/x
  3. Step 3: Cross multiply
    43,713.92x = 65,570.64 × 12,549.08
  4. Step 4: Simplify right side
    43,713.92x = 822,851,207.01
  5. Step 5: Solve for x
    x = 822,851,207.01/43,713.92
  6. Step 6: Final answer
    x = 18,823.55

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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.