Home / 39,648.82-54,700.35-25,309.18

Finding the Fourth Proportional to 39,648.82, 54,700.35 and 25,309.18

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Solution

The fourth proportional to 39,648.82, 54,700.35 and 25,309.18 is: 34,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,648.82 : 54,700.35 = 25,309.18 : x
  2. Step 2: Convert to fraction form
    39,648.82/54,700.35 = 25,309.18/x
  3. Step 3: Cross multiply
    39,648.82x = 54,700.35 × 25,309.18
  4. Step 4: Simplify right side
    39,648.82x = 1,384,421,004.21
  5. Step 5: Solve for x
    x = 1,384,421,004.21/39,648.82
  6. Step 6: Final answer
    x = 34,917.08

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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.