Home / 27,888.46-41,853.34-15,419.22

Finding the Fourth Proportional to 27,888.46, 41,853.34 and 15,419.22

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Solution

The fourth proportional to 27,888.46, 41,853.34 and 15,419.22 is: 23,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,888.46 : 41,853.34 = 15,419.22 : x
  2. Step 2: Convert to fraction form
    27,888.46/41,853.34 = 15,419.22/x
  3. Step 3: Cross multiply
    27,888.46x = 41,853.34 × 15,419.22
  4. Step 4: Simplify right side
    27,888.46x = 645,345,857.19
  5. Step 5: Solve for x
    x = 645,345,857.19/27,888.46
  6. Step 6: Final answer
    x = 23,140.25

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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.