Home / 15,114.48-22,655.52-7,312.56

Finding the Fourth Proportional to 15,114.48, 22,655.52 and 7,312.56

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Solution

The fourth proportional to 15,114.48, 22,655.52 and 7,312.56 is: 10,961.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,114.48 : 22,655.52 = 7,312.56 : x
  2. Step 2: Convert to fraction form
    15,114.48/22,655.52 = 7,312.56/x
  3. Step 3: Cross multiply
    15,114.48x = 22,655.52 × 7,312.56
  4. Step 4: Simplify right side
    15,114.48x = 165,669,849.33
  5. Step 5: Solve for x
    x = 165,669,849.33/15,114.48
  6. Step 6: Final answer
    x = 10,961.00

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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.