Home / 47,948.78-71,911.62-14,669.13

Finding the Fourth Proportional to 47,948.78, 71,911.62 and 14,669.13

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Solution

The fourth proportional to 47,948.78, 71,911.62 and 14,669.13 is: 22,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,948.78 : 71,911.62 = 14,669.13 : x
  2. Step 2: Convert to fraction form
    47,948.78/71,911.62 = 14,669.13/x
  3. Step 3: Cross multiply
    47,948.78x = 71,911.62 × 14,669.13
  4. Step 4: Simplify right side
    47,948.78x = 1,054,880,902.29
  5. Step 5: Solve for x
    x = 1,054,880,902.29/47,948.78
  6. Step 6: Final answer
    x = 22,000.16

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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.