Home / 15,617.68-23,227.40-15,223.62

Finding the Fourth Proportional to 15,617.68, 23,227.40 and 15,223.62

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Solution

The fourth proportional to 15,617.68, 23,227.40 and 15,223.62 is: 22,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.68 : 23,227.40 = 15,223.62 : x
  2. Step 2: Convert to fraction form
    15,617.68/23,227.40 = 15,223.62/x
  3. Step 3: Cross multiply
    15,617.68x = 23,227.40 × 15,223.62
  4. Step 4: Simplify right side
    15,617.68x = 353,605,111.19
  5. Step 5: Solve for x
    x = 353,605,111.19/15,617.68
  6. Step 6: Final answer
    x = 22,641.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.