Home / 42,179.03-63,247.68-14,089.44

Finding the Fourth Proportional to 42,179.03, 63,247.68 and 14,089.44

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Solution

The fourth proportional to 42,179.03, 63,247.68 and 14,089.44 is: 21,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.03 : 63,247.68 = 14,089.44 : x
  2. Step 2: Convert to fraction form
    42,179.03/63,247.68 = 14,089.44/x
  3. Step 3: Cross multiply
    42,179.03x = 63,247.68 × 14,089.44
  4. Step 4: Simplify right side
    42,179.03x = 891,124,629.68
  5. Step 5: Solve for x
    x = 891,124,629.68/42,179.03
  6. Step 6: Final answer
    x = 21,127.20

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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.