Home / 10,021.65-15,015.97-3,444.22

Finding the Fourth Proportional to 10,021.65, 15,015.97 and 3,444.22

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Solution

The fourth proportional to 10,021.65, 15,015.97 and 3,444.22 is: 5,160.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.65 : 15,015.97 = 3,444.22 : x
  2. Step 2: Convert to fraction form
    10,021.65/15,015.97 = 3,444.22/x
  3. Step 3: Cross multiply
    10,021.65x = 15,015.97 × 3,444.22
  4. Step 4: Simplify right side
    10,021.65x = 51,718,304.19
  5. Step 5: Solve for x
    x = 51,718,304.19/10,021.65
  6. Step 6: Final answer
    x = 5,160.66

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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.