Home / 27,118.69-37,423.79-16,508.32

Finding the Fourth Proportional to 27,118.69, 37,423.79 and 16,508.32

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Solution

The fourth proportional to 27,118.69, 37,423.79 and 16,508.32 is: 22,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,118.69 : 37,423.79 = 16,508.32 : x
  2. Step 2: Convert to fraction form
    27,118.69/37,423.79 = 16,508.32/x
  3. Step 3: Cross multiply
    27,118.69x = 37,423.79 × 16,508.32
  4. Step 4: Simplify right side
    27,118.69x = 617,803,900.93
  5. Step 5: Solve for x
    x = 617,803,900.93/27,118.69
  6. Step 6: Final answer
    x = 22,781.48

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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.