Home / 38,496.20-57,752.70-21,864.20

Finding the Fourth Proportional to 38,496.20, 57,752.70 and 21,864.20

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Solution

The fourth proportional to 38,496.20, 57,752.70 and 21,864.20 is: 32,801.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,496.20 : 57,752.70 = 21,864.20 : x
  2. Step 2: Convert to fraction form
    38,496.20/57,752.70 = 21,864.20/x
  3. Step 3: Cross multiply
    38,496.20x = 57,752.70 × 21,864.20
  4. Step 4: Simplify right side
    38,496.20x = 1,262,716,583.34
  5. Step 5: Solve for x
    x = 1,262,716,583.34/38,496.20
  6. Step 6: Final answer
    x = 32,801.07

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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.