Home / 27,345.69-40,972.35-16,793.70

Finding the Fourth Proportional to 27,345.69, 40,972.35 and 16,793.70

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Solution

The fourth proportional to 27,345.69, 40,972.35 and 16,793.70 is: 25,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,345.69 : 40,972.35 = 16,793.70 : x
  2. Step 2: Convert to fraction form
    27,345.69/40,972.35 = 16,793.70/x
  3. Step 3: Cross multiply
    27,345.69x = 40,972.35 × 16,793.70
  4. Step 4: Simplify right side
    27,345.69x = 688,077,354.20
  5. Step 5: Solve for x
    x = 688,077,354.20/27,345.69
  6. Step 6: Final answer
    x = 25,162.19

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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.