Home / 27,901.58-38,498.19-16,574.90

Finding the Fourth Proportional to 27,901.58, 38,498.19 and 16,574.90

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Solution

The fourth proportional to 27,901.58, 38,498.19 and 16,574.90 is: 22,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,901.58 : 38,498.19 = 16,574.90 : x
  2. Step 2: Convert to fraction form
    27,901.58/38,498.19 = 16,574.90/x
  3. Step 3: Cross multiply
    27,901.58x = 38,498.19 × 16,574.90
  4. Step 4: Simplify right side
    27,901.58x = 638,103,649.43
  5. Step 5: Solve for x
    x = 638,103,649.43/27,901.58
  6. Step 6: Final answer
    x = 22,869.80

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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.