Home / 22,336.16-30,792.76-18,288.86

Finding the Fourth Proportional to 22,336.16, 30,792.76 and 18,288.86

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Solution

The fourth proportional to 22,336.16, 30,792.76 and 18,288.86 is: 25,213.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,336.16 : 30,792.76 = 18,288.86 : x
  2. Step 2: Convert to fraction form
    22,336.16/30,792.76 = 18,288.86/x
  3. Step 3: Cross multiply
    22,336.16x = 30,792.76 × 18,288.86
  4. Step 4: Simplify right side
    22,336.16x = 563,164,276.97
  5. Step 5: Solve for x
    x = 563,164,276.97/22,336.16
  6. Step 6: Final answer
    x = 25,213.13

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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.