Home / 39,244.63-54,156.97-21,339.48

Finding the Fourth Proportional to 39,244.63, 54,156.97 and 21,339.48

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Solution

The fourth proportional to 39,244.63, 54,156.97 and 21,339.48 is: 29,448.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,244.63 : 54,156.97 = 21,339.48 : x
  2. Step 2: Convert to fraction form
    39,244.63/54,156.97 = 21,339.48/x
  3. Step 3: Cross multiply
    39,244.63x = 54,156.97 × 21,339.48
  4. Step 4: Simplify right side
    39,244.63x = 1,155,681,260.96
  5. Step 5: Solve for x
    x = 1,155,681,260.96/39,244.63
  6. Step 6: Final answer
    x = 29,448.14

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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.