Home / 25,815.22-35,626.44-14,488.30

Finding the Fourth Proportional to 25,815.22, 35,626.44 and 14,488.30

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Solution

The fourth proportional to 25,815.22, 35,626.44 and 14,488.30 is: 19,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,815.22 : 35,626.44 = 14,488.30 : x
  2. Step 2: Convert to fraction form
    25,815.22/35,626.44 = 14,488.30/x
  3. Step 3: Cross multiply
    25,815.22x = 35,626.44 × 14,488.30
  4. Step 4: Simplify right side
    25,815.22x = 516,166,550.65
  5. Step 5: Solve for x
    x = 516,166,550.65/25,815.22
  6. Step 6: Final answer
    x = 19,994.66

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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.