Home / 15,278.12-22,895.56-6,504.20

Finding the Fourth Proportional to 15,278.12, 22,895.56 and 6,504.20

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Solution

The fourth proportional to 15,278.12, 22,895.56 and 6,504.20 is: 9,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278.12 : 22,895.56 = 6,504.20 : x
  2. Step 2: Convert to fraction form
    15,278.12/22,895.56 = 6,504.20/x
  3. Step 3: Cross multiply
    15,278.12x = 22,895.56 × 6,504.20
  4. Step 4: Simplify right side
    15,278.12x = 148,917,301.35
  5. Step 5: Solve for x
    x = 148,917,301.35/15,278.12
  6. Step 6: Final answer
    x = 9,747.10

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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.