Home / 15,133.38-22,699.97-3,888.68

Finding the Fourth Proportional to 15,133.38, 22,699.97 and 3,888.68

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Solution

The fourth proportional to 15,133.38, 22,699.97 and 3,888.68 is: 5,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133.38 : 22,699.97 = 3,888.68 : x
  2. Step 2: Convert to fraction form
    15,133.38/22,699.97 = 3,888.68/x
  3. Step 3: Cross multiply
    15,133.38x = 22,699.97 × 3,888.68
  4. Step 4: Simplify right side
    15,133.38x = 88,272,786.40
  5. Step 5: Solve for x
    x = 88,272,786.40/15,133.38
  6. Step 6: Final answer
    x = 5,832.99

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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.