Home / 53,921.10-80,881.65-27,677.10

Finding the Fourth Proportional to 53,921.10, 80,881.65 and 27,677.10

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Solution

The fourth proportional to 53,921.10, 80,881.65 and 27,677.10 is: 41,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921.10 : 80,881.65 = 27,677.10 : x
  2. Step 2: Convert to fraction form
    53,921.10/80,881.65 = 27,677.10/x
  3. Step 3: Cross multiply
    53,921.10x = 80,881.65 × 27,677.10
  4. Step 4: Simplify right side
    53,921.10x = 2,238,569,515.22
  5. Step 5: Solve for x
    x = 2,238,569,515.22/53,921.10
  6. Step 6: Final answer
    x = 41,515.65

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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.