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Finding the Fourth Proportional to 24,312.12, 33,520.02 and 19,831.32

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Solution

The fourth proportional to 24,312.12, 33,520.02 and 19,831.32 is: 27,342.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,312.12 : 33,520.02 = 19,831.32 : x
  2. Step 2: Convert to fraction form
    24,312.12/33,520.02 = 19,831.32/x
  3. Step 3: Cross multiply
    24,312.12x = 33,520.02 × 19,831.32
  4. Step 4: Simplify right side
    24,312.12x = 664,746,243.03
  5. Step 5: Solve for x
    x = 664,746,243.03/24,312.12
  6. Step 6: Final answer
    x = 27,342.18

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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.