Home / 27,155.86-37,479.49-16,253.30

Finding the Fourth Proportional to 27,155.86, 37,479.49 and 16,253.30

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Solution

The fourth proportional to 27,155.86, 37,479.49 and 16,253.30 is: 22,432.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,155.86 : 37,479.49 = 16,253.30 : x
  2. Step 2: Convert to fraction form
    27,155.86/37,479.49 = 16,253.30/x
  3. Step 3: Cross multiply
    27,155.86x = 37,479.49 × 16,253.30
  4. Step 4: Simplify right side
    27,155.86x = 609,165,394.82
  5. Step 5: Solve for x
    x = 609,165,394.82/27,155.86
  6. Step 6: Final answer
    x = 22,432.19

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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.