Home / 22,904.40-31,626.34-15,255.14

Finding the Fourth Proportional to 22,904.40, 31,626.34 and 15,255.14

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Solution

The fourth proportional to 22,904.40, 31,626.34 and 15,255.14 is: 21,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.40 : 31,626.34 = 15,255.14 : x
  2. Step 2: Convert to fraction form
    22,904.40/31,626.34 = 15,255.14/x
  3. Step 3: Cross multiply
    22,904.40x = 31,626.34 × 15,255.14
  4. Step 4: Simplify right side
    22,904.40x = 482,464,244.39
  5. Step 5: Solve for x
    x = 482,464,244.39/22,904.40
  6. Step 6: Final answer
    x = 21,064.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.