Home / 16,587.96-24,813.60-15,128.16

Finding the Fourth Proportional to 16,587.96, 24,813.60 and 15,128.16

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Solution

The fourth proportional to 16,587.96, 24,813.60 and 15,128.16 is: 22,629.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.96 : 24,813.60 = 15,128.16 : x
  2. Step 2: Convert to fraction form
    16,587.96/24,813.60 = 15,128.16/x
  3. Step 3: Cross multiply
    16,587.96x = 24,813.60 × 15,128.16
  4. Step 4: Simplify right side
    16,587.96x = 375,384,110.98
  5. Step 5: Solve for x
    x = 375,384,110.98/16,587.96
  6. Step 6: Final answer
    x = 22,629.91

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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.