Home / 54,895.66-75,756.15-30,697.48

Finding the Fourth Proportional to 54,895.66, 75,756.15 and 30,697.48

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Solution

The fourth proportional to 54,895.66, 75,756.15 and 30,697.48 is: 42,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,895.66 : 75,756.15 = 30,697.48 : x
  2. Step 2: Convert to fraction form
    54,895.66/75,756.15 = 30,697.48/x
  3. Step 3: Cross multiply
    54,895.66x = 75,756.15 × 30,697.48
  4. Step 4: Simplify right side
    54,895.66x = 2,325,522,899.50
  5. Step 5: Solve for x
    x = 2,325,522,899.50/54,895.66
  6. Step 6: Final answer
    x = 42,362.60

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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.