Home / 47,270.85-70,839.45-26,220.17

Finding the Fourth Proportional to 47,270.85, 70,839.45 and 26,220.17

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Solution

The fourth proportional to 47,270.85, 70,839.45 and 26,220.17 is: 39,293.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,270.85 : 70,839.45 = 26,220.17 : x
  2. Step 2: Convert to fraction form
    47,270.85/70,839.45 = 26,220.17/x
  3. Step 3: Cross multiply
    47,270.85x = 70,839.45 × 26,220.17
  4. Step 4: Simplify right side
    47,270.85x = 1,857,422,067.51
  5. Step 5: Solve for x
    x = 1,857,422,067.51/47,270.85
  6. Step 6: Final answer
    x = 39,293.18

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1.5x scale

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.