Home / 15,789.24-23,671.27-9,118.16

Finding the Fourth Proportional to 15,789.24, 23,671.27 and 9,118.16

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Solution

The fourth proportional to 15,789.24, 23,671.27 and 9,118.16 is: 13,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,789.24 : 23,671.27 = 9,118.16 : x
  2. Step 2: Convert to fraction form
    15,789.24/23,671.27 = 9,118.16/x
  3. Step 3: Cross multiply
    15,789.24x = 23,671.27 × 9,118.16
  4. Step 4: Simplify right side
    15,789.24x = 215,838,427.26
  5. Step 5: Solve for x
    x = 215,838,427.26/15,789.24
  6. Step 6: Final answer
    x = 13,669.97

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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.