Home / 54,462.96-75,155.36-30,589.20

Finding the Fourth Proportional to 54,462.96, 75,155.36 and 30,589.20

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Solution

The fourth proportional to 54,462.96, 75,155.36 and 30,589.20 is: 42,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,462.96 : 75,155.36 = 30,589.20 : x
  2. Step 2: Convert to fraction form
    54,462.96/75,155.36 = 30,589.20/x
  3. Step 3: Cross multiply
    54,462.96x = 75,155.36 × 30,589.20
  4. Step 4: Simplify right side
    54,462.96x = 2,298,942,185.17
  5. Step 5: Solve for x
    x = 2,298,942,185.17/54,462.96
  6. Step 6: Final answer
    x = 42,211.11

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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.