Home / 54,020.22-74,547.92-30,147.06

Finding the Fourth Proportional to 54,020.22, 74,547.92 and 30,147.06

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Solution

The fourth proportional to 54,020.22, 74,547.92 and 30,147.06 is: 41,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,020.22 : 74,547.92 = 30,147.06 : x
  2. Step 2: Convert to fraction form
    54,020.22/74,547.92 = 30,147.06/x
  3. Step 3: Cross multiply
    54,020.22x = 74,547.92 × 30,147.06
  4. Step 4: Simplify right side
    54,020.22x = 2,247,400,617.12
  5. Step 5: Solve for x
    x = 2,247,400,617.12/54,020.22
  6. Step 6: Final answer
    x = 41,602.95

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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.