Home / 14,230.15-21,350.03-8,959.02

Finding the Fourth Proportional to 14,230.15, 21,350.03 and 8,959.02

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Solution

The fourth proportional to 14,230.15, 21,350.03 and 8,959.02 is: 13,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,230.15 : 21,350.03 = 8,959.02 : x
  2. Step 2: Convert to fraction form
    14,230.15/21,350.03 = 8,959.02/x
  3. Step 3: Cross multiply
    14,230.15x = 21,350.03 × 8,959.02
  4. Step 4: Simplify right side
    14,230.15x = 191,275,345.77
  5. Step 5: Solve for x
    x = 191,275,345.77/14,230.15
  6. Step 6: Final answer
    x = 13,441.56

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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.