Home / 47,984.64-71,987.49-14,707.21

Finding the Fourth Proportional to 47,984.64, 71,987.49 and 14,707.21

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Solution

The fourth proportional to 47,984.64, 71,987.49 and 14,707.21 is: 22,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,984.64 : 71,987.49 = 14,707.21 : x
  2. Step 2: Convert to fraction form
    47,984.64/71,987.49 = 14,707.21/x
  3. Step 3: Cross multiply
    47,984.64x = 71,987.49 × 14,707.21
  4. Step 4: Simplify right side
    47,984.64x = 1,058,734,952.83
  5. Step 5: Solve for x
    x = 1,058,734,952.83/47,984.64
  6. Step 6: Final answer
    x = 22,064.04

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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.