Home / 25,491.50-35,178.26-14,161.62

Finding the Fourth Proportional to 25,491.50, 35,178.26 and 14,161.62

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Solution

The fourth proportional to 25,491.50, 35,178.26 and 14,161.62 is: 19,543.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,491.50 : 35,178.26 = 14,161.62 : x
  2. Step 2: Convert to fraction form
    25,491.50/35,178.26 = 14,161.62/x
  3. Step 3: Cross multiply
    25,491.50x = 35,178.26 × 14,161.62
  4. Step 4: Simplify right side
    25,491.50x = 498,181,150.38
  5. Step 5: Solve for x
    x = 498,181,150.38/25,491.50
  6. Step 6: Final answer
    x = 19,543.03

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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.