Home / 22,416.06-30,932.95-12,342.60

Finding the Fourth Proportional to 22,416.06, 30,932.95 and 12,342.60

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Solution

The fourth proportional to 22,416.06, 30,932.95 and 12,342.60 is: 17,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,416.06 : 30,932.95 = 12,342.60 : x
  2. Step 2: Convert to fraction form
    22,416.06/30,932.95 = 12,342.60/x
  3. Step 3: Cross multiply
    22,416.06x = 30,932.95 × 12,342.60
  4. Step 4: Simplify right side
    22,416.06x = 381,792,812.29
  5. Step 5: Solve for x
    x = 381,792,812.29/22,416.06
  6. Step 6: Final answer
    x = 17,032.11

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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.