Home / 47,621.40-71,341.38-29,581.08

Finding the Fourth Proportional to 47,621.40, 71,341.38 and 29,581.08

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Solution

The fourth proportional to 47,621.40, 71,341.38 and 29,581.08 is: 44,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.40 : 71,341.38 = 29,581.08 : x
  2. Step 2: Convert to fraction form
    47,621.40/71,341.38 = 29,581.08/x
  3. Step 3: Cross multiply
    47,621.40x = 71,341.38 × 29,581.08
  4. Step 4: Simplify right side
    47,621.40x = 2,110,355,069.09
  5. Step 5: Solve for x
    x = 2,110,355,069.09/47,621.40
  6. Step 6: Final answer
    x = 44,315.27

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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.