Home / 39,179.90-54,054.98-25,750.10

Finding the Fourth Proportional to 39,179.90, 54,054.98 and 25,750.10

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Solution

The fourth proportional to 39,179.90, 54,054.98 and 25,750.10 is: 35,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,179.90 : 54,054.98 = 25,750.10 : x
  2. Step 2: Convert to fraction form
    39,179.90/54,054.98 = 25,750.10/x
  3. Step 3: Cross multiply
    39,179.90x = 54,054.98 × 25,750.10
  4. Step 4: Simplify right side
    39,179.90x = 1,391,921,140.50
  5. Step 5: Solve for x
    x = 1,391,921,140.50/39,179.90
  6. Step 6: Final answer
    x = 35,526.41

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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.