Home / 48,222.16-72,310.56-18,653.92

Finding the Fourth Proportional to 48,222.16, 72,310.56 and 18,653.92

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Solution

The fourth proportional to 48,222.16, 72,310.56 and 18,653.92 is: 27,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,222.16 : 72,310.56 = 18,653.92 : x
  2. Step 2: Convert to fraction form
    48,222.16/72,310.56 = 18,653.92/x
  3. Step 3: Cross multiply
    48,222.16x = 72,310.56 × 18,653.92
  4. Step 4: Simplify right side
    48,222.16x = 1,348,875,401.40
  5. Step 5: Solve for x
    x = 1,348,875,401.40/48,222.16
  6. Step 6: Final answer
    x = 27,972.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.