Home / 19,250.28-28,877.25-7,560.78

Finding the Fourth Proportional to 19,250.28, 28,877.25 and 7,560.78

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Solution

The fourth proportional to 19,250.28, 28,877.25 and 7,560.78 is: 11,341.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,250.28 : 28,877.25 = 7,560.78 : x
  2. Step 2: Convert to fraction form
    19,250.28/28,877.25 = 7,560.78/x
  3. Step 3: Cross multiply
    19,250.28x = 28,877.25 × 7,560.78
  4. Step 4: Simplify right side
    19,250.28x = 218,334,534.26
  5. Step 5: Solve for x
    x = 218,334,534.26/19,250.28
  6. Step 6: Final answer
    x = 11,341.89

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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.