Home / 12,723.84-19,094.40-6,572.16

Finding the Fourth Proportional to 12,723.84, 19,094.40 and 6,572.16

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Solution

The fourth proportional to 12,723.84, 19,094.40 and 6,572.16 is: 9,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723.84 : 19,094.40 = 6,572.16 : x
  2. Step 2: Convert to fraction form
    12,723.84/19,094.40 = 6,572.16/x
  3. Step 3: Cross multiply
    12,723.84x = 19,094.40 × 6,572.16
  4. Step 4: Simplify right side
    12,723.84x = 125,491,451.90
  5. Step 5: Solve for x
    x = 125,491,451.90/12,723.84
  6. Step 6: Final answer
    x = 9,862.70

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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.