Home / 15,478.64-23,195.26-9,617.48

Finding the Fourth Proportional to 15,478.64, 23,195.26 and 9,617.48

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Solution

The fourth proportional to 15,478.64, 23,195.26 and 9,617.48 is: 14,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478.64 : 23,195.26 = 9,617.48 : x
  2. Step 2: Convert to fraction form
    15,478.64/23,195.26 = 9,617.48/x
  3. Step 3: Cross multiply
    15,478.64x = 23,195.26 × 9,617.48
  4. Step 4: Simplify right side
    15,478.64x = 223,079,949.14
  5. Step 5: Solve for x
    x = 223,079,949.14/15,478.64
  6. Step 6: Final answer
    x = 14,412.12

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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.