Home / 15,613.45-23,427.86-7,294.05

Finding the Fourth Proportional to 15,613.45, 23,427.86 and 7,294.05

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Solution

The fourth proportional to 15,613.45, 23,427.86 and 7,294.05 is: 10,944.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,613.45 : 23,427.86 = 7,294.05 : x
  2. Step 2: Convert to fraction form
    15,613.45/23,427.86 = 7,294.05/x
  3. Step 3: Cross multiply
    15,613.45x = 23,427.86 × 7,294.05
  4. Step 4: Simplify right side
    15,613.45x = 170,883,923.66
  5. Step 5: Solve for x
    x = 170,883,923.66/15,613.45
  6. Step 6: Final answer
    x = 10,944.66

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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.