Home / 55,017.28-75,923.84-29,866.72

Finding the Fourth Proportional to 55,017.28, 75,923.84 and 29,866.72

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Solution

The fourth proportional to 55,017.28, 75,923.84 and 29,866.72 is: 41,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,017.28 : 75,923.84 = 29,866.72 : x
  2. Step 2: Convert to fraction form
    55,017.28/75,923.84 = 29,866.72/x
  3. Step 3: Cross multiply
    55,017.28x = 75,923.84 × 29,866.72
  4. Step 4: Simplify right side
    55,017.28x = 2,267,596,070.60
  5. Step 5: Solve for x
    x = 2,267,596,070.60/55,017.28
  6. Step 6: Final answer
    x = 41,216.07

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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.