Home / 14,876.32-20,532.36-8,587.84

Finding the Fourth Proportional to 14,876.32, 20,532.36 and 8,587.84

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Solution

The fourth proportional to 14,876.32, 20,532.36 and 8,587.84 is: 11,852.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876.32 : 20,532.36 = 8,587.84 : x
  2. Step 2: Convert to fraction form
    14,876.32/20,532.36 = 8,587.84/x
  3. Step 3: Cross multiply
    14,876.32x = 20,532.36 × 8,587.84
  4. Step 4: Simplify right side
    14,876.32x = 176,328,622.50
  5. Step 5: Solve for x
    x = 176,328,622.50/14,876.32
  6. Step 6: Final answer
    x = 11,852.97

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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.