Home / 39,247.43-54,145.47-22,248.08

Finding the Fourth Proportional to 39,247.43, 54,145.47 and 22,248.08

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Solution

The fourth proportional to 39,247.43, 54,145.47 and 22,248.08 is: 30,693.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.43 : 54,145.47 = 22,248.08 : x
  2. Step 2: Convert to fraction form
    39,247.43/54,145.47 = 22,248.08/x
  3. Step 3: Cross multiply
    39,247.43x = 54,145.47 × 22,248.08
  4. Step 4: Simplify right side
    39,247.43x = 1,204,632,477.47
  5. Step 5: Solve for x
    x = 1,204,632,477.47/39,247.43
  6. Step 6: Final answer
    x = 30,693.29

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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.