Home / 27,012.60-40,470.30-16,612.20

Finding the Fourth Proportional to 27,012.60, 40,470.30 and 16,612.20

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Solution

The fourth proportional to 27,012.60, 40,470.30 and 16,612.20 is: 24,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.60 : 40,470.30 = 16,612.20 : x
  2. Step 2: Convert to fraction form
    27,012.60/40,470.30 = 16,612.20/x
  3. Step 3: Cross multiply
    27,012.60x = 40,470.30 × 16,612.20
  4. Step 4: Simplify right side
    27,012.60x = 672,300,717.66
  5. Step 5: Solve for x
    x = 672,300,717.66/27,012.60
  6. Step 6: Final answer
    x = 24,888.41

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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.