Home / 49,087.68-67,748.16-27,862.56

Finding the Fourth Proportional to 49,087.68, 67,748.16 and 27,862.56

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Solution

The fourth proportional to 49,087.68, 67,748.16 and 27,862.56 is: 38,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,087.68 : 67,748.16 = 27,862.56 : x
  2. Step 2: Convert to fraction form
    49,087.68/67,748.16 = 27,862.56/x
  3. Step 3: Cross multiply
    49,087.68x = 67,748.16 × 27,862.56
  4. Step 4: Simplify right side
    49,087.68x = 1,887,637,172.89
  5. Step 5: Solve for x
    x = 1,887,637,172.89/49,087.68
  6. Step 6: Final answer
    x = 38,454.40

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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.