Home / 55,047.42-75,965.02-29,896.92

Finding the Fourth Proportional to 55,047.42, 75,965.02 and 29,896.92

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Solution

The fourth proportional to 55,047.42, 75,965.02 and 29,896.92 is: 41,257.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,047.42 : 75,965.02 = 29,896.92 : x
  2. Step 2: Convert to fraction form
    55,047.42/75,965.02 = 29,896.92/x
  3. Step 3: Cross multiply
    55,047.42x = 75,965.02 × 29,896.92
  4. Step 4: Simplify right side
    55,047.42x = 2,271,120,125.74
  5. Step 5: Solve for x
    x = 2,271,120,125.74/55,047.42
  6. Step 6: Final answer
    x = 41,257.52

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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.