Home / 39,412.08-54,371.52-25,966.08

Finding the Fourth Proportional to 39,412.08, 54,371.52 and 25,966.08

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Solution

The fourth proportional to 39,412.08, 54,371.52 and 25,966.08 is: 35,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,412.08 : 54,371.52 = 25,966.08 : x
  2. Step 2: Convert to fraction form
    39,412.08/54,371.52 = 25,966.08/x
  3. Step 3: Cross multiply
    39,412.08x = 54,371.52 × 25,966.08
  4. Step 4: Simplify right side
    39,412.08x = 1,411,815,238.04
  5. Step 5: Solve for x
    x = 1,411,815,238.04/39,412.08
  6. Step 6: Final answer
    x = 35,821.89

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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.