Home / 17,629.76-26,439.38-9,305.19

Finding the Fourth Proportional to 17,629.76, 26,439.38 and 9,305.19

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Solution

The fourth proportional to 17,629.76, 26,439.38 and 9,305.19 is: 13,955.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.76 : 26,439.38 = 9,305.19 : x
  2. Step 2: Convert to fraction form
    17,629.76/26,439.38 = 9,305.19/x
  3. Step 3: Cross multiply
    17,629.76x = 26,439.38 × 9,305.19
  4. Step 4: Simplify right side
    17,629.76x = 246,023,407.86
  5. Step 5: Solve for x
    x = 246,023,407.86/17,629.76
  6. Step 6: Final answer
    x = 13,955.00

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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.