Home / 40,199.02-60,255.99-13,519.61

Finding the Fourth Proportional to 40,199.02, 60,255.99 and 13,519.61

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Solution

The fourth proportional to 40,199.02, 60,255.99 and 13,519.61 is: 20,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199.02 : 60,255.99 = 13,519.61 : x
  2. Step 2: Convert to fraction form
    40,199.02/60,255.99 = 13,519.61/x
  3. Step 3: Cross multiply
    40,199.02x = 60,255.99 × 13,519.61
  4. Step 4: Simplify right side
    40,199.02x = 814,637,635.60
  5. Step 5: Solve for x
    x = 814,637,635.60/40,199.02
  6. Step 6: Final answer
    x = 20,265.11

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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.