Home / 40,851.12-61,282.44-14,548.08

Finding the Fourth Proportional to 40,851.12, 61,282.44 and 14,548.08

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Solution

The fourth proportional to 40,851.12, 61,282.44 and 14,548.08 is: 21,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,851.12 : 61,282.44 = 14,548.08 : x
  2. Step 2: Convert to fraction form
    40,851.12/61,282.44 = 14,548.08/x
  3. Step 3: Cross multiply
    40,851.12x = 61,282.44 × 14,548.08
  4. Step 4: Simplify right side
    40,851.12x = 891,541,839.72
  5. Step 5: Solve for x
    x = 891,541,839.72/40,851.12
  6. Step 6: Final answer
    x = 21,824.17

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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.