Home / 47,953.32-71,929.98-21,627.42

Finding the Fourth Proportional to 47,953.32, 71,929.98 and 21,627.42

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Solution

The fourth proportional to 47,953.32, 71,929.98 and 21,627.42 is: 32,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,953.32 : 71,929.98 = 21,627.42 : x
  2. Step 2: Convert to fraction form
    47,953.32/71,929.98 = 21,627.42/x
  3. Step 3: Cross multiply
    47,953.32x = 71,929.98 × 21,627.42
  4. Step 4: Simplify right side
    47,953.32x = 1,555,659,888.05
  5. Step 5: Solve for x
    x = 1,555,659,888.05/47,953.32
  6. Step 6: Final answer
    x = 32,441.13

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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.