Home / 39,798.26-54,952.43-30,585.22

Finding the Fourth Proportional to 39,798.26, 54,952.43 and 30,585.22

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Solution

The fourth proportional to 39,798.26, 54,952.43 and 30,585.22 is: 42,231.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,798.26 : 54,952.43 = 30,585.22 : x
  2. Step 2: Convert to fraction form
    39,798.26/54,952.43 = 30,585.22/x
  3. Step 3: Cross multiply
    39,798.26x = 54,952.43 × 30,585.22
  4. Step 4: Simplify right side
    39,798.26x = 1,680,732,025.33
  5. Step 5: Solve for x
    x = 1,680,732,025.33/39,798.26
  6. Step 6: Final answer
    x = 42,231.29

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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.