Home / 47,147.13-70,724.34-19,066.05

Finding the Fourth Proportional to 47,147.13, 70,724.34 and 19,066.05

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Solution

The fourth proportional to 47,147.13, 70,724.34 and 19,066.05 is: 28,600.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,147.13 : 70,724.34 = 19,066.05 : x
  2. Step 2: Convert to fraction form
    47,147.13/70,724.34 = 19,066.05/x
  3. Step 3: Cross multiply
    47,147.13x = 70,724.34 × 19,066.05
  4. Step 4: Simplify right side
    47,147.13x = 1,348,433,802.66
  5. Step 5: Solve for x
    x = 1,348,433,802.66/47,147.13
  6. Step 6: Final answer
    x = 28,600.55

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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.