Home / 23,487.05-32,411.90-12,876.66

Finding the Fourth Proportional to 23,487.05, 32,411.90 and 12,876.66

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Solution

The fourth proportional to 23,487.05, 32,411.90 and 12,876.66 is: 17,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,487.05 : 32,411.90 = 12,876.66 : x
  2. Step 2: Convert to fraction form
    23,487.05/32,411.90 = 12,876.66/x
  3. Step 3: Cross multiply
    23,487.05x = 32,411.90 × 12,876.66
  4. Step 4: Simplify right side
    23,487.05x = 417,356,951.87
  5. Step 5: Solve for x
    x = 417,356,951.87/23,487.05
  6. Step 6: Final answer
    x = 17,769.67

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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.