Home / 55,018.72-75,925.83-29,868.22

Finding the Fourth Proportional to 55,018.72, 75,925.83 and 29,868.22

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Solution

The fourth proportional to 55,018.72, 75,925.83 and 29,868.22 is: 41,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,018.72 : 75,925.83 = 29,868.22 : x
  2. Step 2: Convert to fraction form
    55,018.72/75,925.83 = 29,868.22/x
  3. Step 3: Cross multiply
    55,018.72x = 75,925.83 × 29,868.22
  4. Step 4: Simplify right side
    55,018.72x = 2,267,769,394.12
  5. Step 5: Solve for x
    x = 2,267,769,394.12/55,018.72
  6. Step 6: Final answer
    x = 41,218.14

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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.