Home / 25,849.65-35,672.57-15,101.90

Finding the Fourth Proportional to 25,849.65, 35,672.57 and 15,101.90

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Solution

The fourth proportional to 25,849.65, 35,672.57 and 15,101.90 is: 20,840.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,849.65 : 35,672.57 = 15,101.90 : x
  2. Step 2: Convert to fraction form
    25,849.65/35,672.57 = 15,101.90/x
  3. Step 3: Cross multiply
    25,849.65x = 35,672.57 × 15,101.90
  4. Step 4: Simplify right side
    25,849.65x = 538,723,331.01
  5. Step 5: Solve for x
    x = 538,723,331.01/25,849.65
  6. Step 6: Final answer
    x = 20,840.64

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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.