Home / 40,298.13-60,447.42-13,644.36

Finding the Fourth Proportional to 40,298.13, 60,447.42 and 13,644.36

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Solution

The fourth proportional to 40,298.13, 60,447.42 and 13,644.36 is: 20,466.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,298.13 : 60,447.42 = 13,644.36 : x
  2. Step 2: Convert to fraction form
    40,298.13/60,447.42 = 13,644.36/x
  3. Step 3: Cross multiply
    40,298.13x = 60,447.42 × 13,644.36
  4. Step 4: Simplify right side
    40,298.13x = 824,766,359.55
  5. Step 5: Solve for x
    x = 824,766,359.55/40,298.13
  6. Step 6: Final answer
    x = 20,466.62

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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.