Home / 39,261.79-54,176.34-26,542.65

Finding the Fourth Proportional to 39,261.79, 54,176.34 and 26,542.65

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Solution

The fourth proportional to 39,261.79, 54,176.34 and 26,542.65 is: 36,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,261.79 : 54,176.34 = 26,542.65 : x
  2. Step 2: Convert to fraction form
    39,261.79/54,176.34 = 26,542.65/x
  3. Step 3: Cross multiply
    39,261.79x = 54,176.34 × 26,542.65
  4. Step 4: Simplify right side
    39,261.79x = 1,437,983,630.90
  5. Step 5: Solve for x
    x = 1,437,983,630.90/39,261.79
  6. Step 6: Final answer
    x = 36,625.52

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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.