Home / 22,292.16-30,693.24-18,928.32

Finding the Fourth Proportional to 22,292.16, 30,693.24 and 18,928.32

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Solution

The fourth proportional to 22,292.16, 30,693.24 and 18,928.32 is: 26,061.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,292.16 : 30,693.24 = 18,928.32 : x
  2. Step 2: Convert to fraction form
    22,292.16/30,693.24 = 18,928.32/x
  3. Step 3: Cross multiply
    22,292.16x = 30,693.24 × 18,928.32
  4. Step 4: Simplify right side
    22,292.16x = 580,971,468.56
  5. Step 5: Solve for x
    x = 580,971,468.56/22,292.16
  6. Step 6: Final answer
    x = 26,061.69

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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.