Home / 40,207.38-60,309.30-13,551.60

Finding the Fourth Proportional to 40,207.38, 60,309.30 and 13,551.60

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Solution

The fourth proportional to 40,207.38, 60,309.30 and 13,551.60 is: 20,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,207.38 : 60,309.30 = 13,551.60 : x
  2. Step 2: Convert to fraction form
    40,207.38/60,309.30 = 13,551.60/x
  3. Step 3: Cross multiply
    40,207.38x = 60,309.30 × 13,551.60
  4. Step 4: Simplify right side
    40,207.38x = 817,287,509.88
  5. Step 5: Solve for x
    x = 817,287,509.88/40,207.38
  6. Step 6: Final answer
    x = 20,326.80

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1.5x scale

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.