Home / 47,908.97-66,116.42-26,688.23

Finding the Fourth Proportional to 47,908.97, 66,116.42 and 26,688.23

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Solution

The fourth proportional to 47,908.97, 66,116.42 and 26,688.23 is: 36,830.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.97 : 66,116.42 = 26,688.23 : x
  2. Step 2: Convert to fraction form
    47,908.97/66,116.42 = 26,688.23/x
  3. Step 3: Cross multiply
    47,908.97x = 66,116.42 × 26,688.23
  4. Step 4: Simplify right side
    47,908.97x = 1,764,530,223.74
  5. Step 5: Solve for x
    x = 1,764,530,223.74/47,908.97
  6. Step 6: Final answer
    x = 36,830.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.