Home / 14,534.32-21,793.38-7,122.82

Finding the Fourth Proportional to 14,534.32, 21,793.38 and 7,122.82

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Solution

The fourth proportional to 14,534.32, 21,793.38 and 7,122.82 is: 10,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.32 : 21,793.38 = 7,122.82 : x
  2. Step 2: Convert to fraction form
    14,534.32/21,793.38 = 7,122.82/x
  3. Step 3: Cross multiply
    14,534.32x = 21,793.38 × 7,122.82
  4. Step 4: Simplify right side
    14,534.32x = 155,230,322.93
  5. Step 5: Solve for x
    x = 155,230,322.93/14,534.32
  6. Step 6: Final answer
    x = 10,680.26

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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.