Home / 49,114.08-67,777.56-27,900.36

Finding the Fourth Proportional to 49,114.08, 67,777.56 and 27,900.36

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Solution

The fourth proportional to 49,114.08, 67,777.56 and 27,900.36 is: 38,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,114.08 : 67,777.56 = 27,900.36 : x
  2. Step 2: Convert to fraction form
    49,114.08/67,777.56 = 27,900.36/x
  3. Step 3: Cross multiply
    49,114.08x = 67,777.56 × 27,900.36
  4. Step 4: Simplify right side
    49,114.08x = 1,891,018,323.92
  5. Step 5: Solve for x
    x = 1,891,018,323.92/49,114.08
  6. Step 6: Final answer
    x = 38,502.57

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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.