Home / 27,624.02-38,121.17-15,048.77

Finding the Fourth Proportional to 27,624.02, 38,121.17 and 15,048.77

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Solution

The fourth proportional to 27,624.02, 38,121.17 and 15,048.77 is: 20,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,624.02 : 38,121.17 = 15,048.77 : x
  2. Step 2: Convert to fraction form
    27,624.02/38,121.17 = 15,048.77/x
  3. Step 3: Cross multiply
    27,624.02x = 38,121.17 × 15,048.77
  4. Step 4: Simplify right side
    27,624.02x = 573,676,453.61
  5. Step 5: Solve for x
    x = 573,676,453.61/27,624.02
  6. Step 6: Final answer
    x = 20,767.31

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Half scale
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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.