Home / 14,508.47-21,756.89-6,192.20

Finding the Fourth Proportional to 14,508.47, 21,756.89 and 6,192.20

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Solution

The fourth proportional to 14,508.47, 21,756.89 and 6,192.20 is: 9,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.47 : 21,756.89 = 6,192.20 : x
  2. Step 2: Convert to fraction form
    14,508.47/21,756.89 = 6,192.20/x
  3. Step 3: Cross multiply
    14,508.47x = 21,756.89 × 6,192.20
  4. Step 4: Simplify right side
    14,508.47x = 134,722,920.95
  5. Step 5: Solve for x
    x = 134,722,920.95/14,508.47
  6. Step 6: Final answer
    x = 9,285.81

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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.