Home / 27,490.76-37,924.80-16,876.52

Finding the Fourth Proportional to 27,490.76, 37,924.80 and 16,876.52

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Solution

The fourth proportional to 27,490.76, 37,924.80 and 16,876.52 is: 23,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.76 : 37,924.80 = 16,876.52 : x
  2. Step 2: Convert to fraction form
    27,490.76/37,924.80 = 16,876.52/x
  3. Step 3: Cross multiply
    27,490.76x = 37,924.80 × 16,876.52
  4. Step 4: Simplify right side
    27,490.76x = 640,038,645.70
  5. Step 5: Solve for x
    x = 640,038,645.70/27,490.76
  6. Step 6: Final answer
    x = 23,281.96

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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.