Home / 16,521.15-24,739.38-9,117.33

Finding the Fourth Proportional to 16,521.15, 24,739.38 and 9,117.33

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Solution

The fourth proportional to 16,521.15, 24,739.38 and 9,117.33 is: 13,652.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.15 : 24,739.38 = 9,117.33 : x
  2. Step 2: Convert to fraction form
    16,521.15/24,739.38 = 9,117.33/x
  3. Step 3: Cross multiply
    16,521.15x = 24,739.38 × 9,117.33
  4. Step 4: Simplify right side
    16,521.15x = 225,557,091.46
  5. Step 5: Solve for x
    x = 225,557,091.46/16,521.15
  6. Step 6: Final answer
    x = 13,652.63

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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.