Home / 54,301.68-74,938.35-30,427.47

Finding the Fourth Proportional to 54,301.68, 74,938.35 and 30,427.47

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Solution

The fourth proportional to 54,301.68, 74,938.35 and 30,427.47 is: 41,991.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,301.68 : 74,938.35 = 30,427.47 : x
  2. Step 2: Convert to fraction form
    54,301.68/74,938.35 = 30,427.47/x
  3. Step 3: Cross multiply
    54,301.68x = 74,938.35 × 30,427.47
  4. Step 4: Simplify right side
    54,301.68x = 2,280,184,244.34
  5. Step 5: Solve for x
    x = 2,280,184,244.34/54,301.68
  6. Step 6: Final answer
    x = 41,991.04

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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.