Home / 41,047.46-61,552.06-21,320.72

Finding the Fourth Proportional to 41,047.46, 61,552.06 and 21,320.72

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Solution

The fourth proportional to 41,047.46, 61,552.06 and 21,320.72 is: 31,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,047.46 : 61,552.06 = 21,320.72 : x
  2. Step 2: Convert to fraction form
    41,047.46/61,552.06 = 21,320.72/x
  3. Step 3: Cross multiply
    41,047.46x = 61,552.06 × 21,320.72
  4. Step 4: Simplify right side
    41,047.46x = 1,312,334,492.65
  5. Step 5: Solve for x
    x = 1,312,334,492.65/41,047.46
  6. Step 6: Final answer
    x = 31,971.15

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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.