Home / 47,960.98-66,168.79-27,806.76

Finding the Fourth Proportional to 47,960.98, 66,168.79 and 27,806.76

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Solution

The fourth proportional to 47,960.98, 66,168.79 and 27,806.76 is: 38,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,960.98 : 66,168.79 = 27,806.76 : x
  2. Step 2: Convert to fraction form
    47,960.98/66,168.79 = 27,806.76/x
  3. Step 3: Cross multiply
    47,960.98x = 66,168.79 × 27,806.76
  4. Step 4: Simplify right side
    47,960.98x = 1,839,939,663.02
  5. Step 5: Solve for x
    x = 1,839,939,663.02/47,960.98
  6. Step 6: Final answer
    x = 38,363.27

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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.