Home / 27,432.62-37,856.70-16,100.08

Finding the Fourth Proportional to 27,432.62, 37,856.70 and 16,100.08

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Solution

The fourth proportional to 27,432.62, 37,856.70 and 16,100.08 is: 22,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,432.62 : 37,856.70 = 16,100.08 : x
  2. Step 2: Convert to fraction form
    27,432.62/37,856.70 = 16,100.08/x
  3. Step 3: Cross multiply
    27,432.62x = 37,856.70 × 16,100.08
  4. Step 4: Simplify right side
    27,432.62x = 609,495,898.54
  5. Step 5: Solve for x
    x = 609,495,898.54/27,432.62
  6. Step 6: Final answer
    x = 22,217.93

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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.