Home / 40,807.12-61,192.22-14,512.56

Finding the Fourth Proportional to 40,807.12, 61,192.22 and 14,512.56

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Solution

The fourth proportional to 40,807.12, 61,192.22 and 14,512.56 is: 21,762.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,807.12 : 61,192.22 = 14,512.56 : x
  2. Step 2: Convert to fraction form
    40,807.12/61,192.22 = 14,512.56/x
  3. Step 3: Cross multiply
    40,807.12x = 61,192.22 × 14,512.56
  4. Step 4: Simplify right side
    40,807.12x = 888,055,764.28
  5. Step 5: Solve for x
    x = 888,055,764.28/40,807.12
  6. Step 6: Final answer
    x = 21,762.27

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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.