Home / 25,451.04-35,122.40-14,122.28

Finding the Fourth Proportional to 25,451.04, 35,122.40 and 14,122.28

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Solution

The fourth proportional to 25,451.04, 35,122.40 and 14,122.28 is: 19,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,451.04 : 35,122.40 = 14,122.28 : x
  2. Step 2: Convert to fraction form
    25,451.04/35,122.40 = 14,122.28/x
  3. Step 3: Cross multiply
    25,451.04x = 35,122.40 × 14,122.28
  4. Step 4: Simplify right side
    25,451.04x = 496,008,367.07
  5. Step 5: Solve for x
    x = 496,008,367.07/25,451.04
  6. Step 6: Final answer
    x = 19,488.73

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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.