Home / 54,325.74-74,969.43-30,452.43

Finding the Fourth Proportional to 54,325.74, 74,969.43 and 30,452.43

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Solution

The fourth proportional to 54,325.74, 74,969.43 and 30,452.43 is: 42,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,325.74 : 74,969.43 = 30,452.43 : x
  2. Step 2: Convert to fraction form
    54,325.74/74,969.43 = 30,452.43/x
  3. Step 3: Cross multiply
    54,325.74x = 74,969.43 × 30,452.43
  4. Step 4: Simplify right side
    54,325.74x = 2,283,001,319.21
  5. Step 5: Solve for x
    x = 2,283,001,319.21/54,325.74
  6. Step 6: Final answer
    x = 42,024.30

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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.