Home / 47,621.48-71,441.92-14,341.40

Finding the Fourth Proportional to 47,621.48, 71,441.92 and 14,341.40

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Solution

The fourth proportional to 47,621.48, 71,441.92 and 14,341.40 is: 21,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.48 : 71,441.92 = 14,341.40 : x
  2. Step 2: Convert to fraction form
    47,621.48/71,441.92 = 14,341.40/x
  3. Step 3: Cross multiply
    47,621.48x = 71,441.92 × 14,341.40
  4. Step 4: Simplify right side
    47,621.48x = 1,024,577,151.49
  5. Step 5: Solve for x
    x = 1,024,577,151.49/47,621.48
  6. Step 6: Final answer
    x = 21,515.02

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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.