Home / 16,587.36-22,890.63-9,872.96

Finding the Fourth Proportional to 16,587.36, 22,890.63 and 9,872.96

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Solution

The fourth proportional to 16,587.36, 22,890.63 and 9,872.96 is: 13,624.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587.36 : 22,890.63 = 9,872.96 : x
  2. Step 2: Convert to fraction form
    16,587.36/22,890.63 = 9,872.96/x
  3. Step 3: Cross multiply
    16,587.36x = 22,890.63 × 9,872.96
  4. Step 4: Simplify right side
    16,587.36x = 225,998,110.55
  5. Step 5: Solve for x
    x = 225,998,110.55/16,587.36
  6. Step 6: Final answer
    x = 13,624.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.