Home / 45,521.94-68,304.57-20,569.62

Finding the Fourth Proportional to 45,521.94, 68,304.57 and 20,569.62

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Solution

The fourth proportional to 45,521.94, 68,304.57 and 20,569.62 is: 30,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,521.94 : 68,304.57 = 20,569.62 : x
  2. Step 2: Convert to fraction form
    45,521.94/68,304.57 = 20,569.62/x
  3. Step 3: Cross multiply
    45,521.94x = 68,304.57 × 20,569.62
  4. Step 4: Simplify right side
    45,521.94x = 1,404,999,049.16
  5. Step 5: Solve for x
    x = 1,404,999,049.16/45,521.94
  6. Step 6: Final answer
    x = 30,864.22

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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.