Home / 47,931.60-66,132.84-26,706

Finding the Fourth Proportional to 47,931.60, 66,132.84 and 26,706

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Solution

The fourth proportional to 47,931.60, 66,132.84 and 26,706 is: 36,847.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,931.60 : 66,132.84 = 26,706 : x
  2. Step 2: Convert to fraction form
    47,931.60/66,132.84 = 26,706/x
  3. Step 3: Cross multiply
    47,931.60x = 66,132.84 × 26,706
  4. Step 4: Simplify right side
    47,931.60x = 1,766,143,625.04
  5. Step 5: Solve for x
    x = 1,766,143,625.04/47,931.60
  6. Step 6: Final answer
    x = 36,847.17

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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.