Home / 39,965.95-55,153.02-22,060.97

Finding the Fourth Proportional to 39,965.95, 55,153.02 and 22,060.97

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Solution

The fourth proportional to 39,965.95, 55,153.02 and 22,060.97 is: 30,444.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,965.95 : 55,153.02 = 22,060.97 : x
  2. Step 2: Convert to fraction form
    39,965.95/55,153.02 = 22,060.97/x
  3. Step 3: Cross multiply
    39,965.95x = 55,153.02 × 22,060.97
  4. Step 4: Simplify right side
    39,965.95x = 1,216,728,843.86
  5. Step 5: Solve for x
    x = 1,216,728,843.86/39,965.95
  6. Step 6: Final answer
    x = 30,444.14

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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.