Home / 25,326.15-37,994.69-13,636.65

Finding the Fourth Proportional to 25,326.15, 37,994.69 and 13,636.65

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Solution

The fourth proportional to 25,326.15, 37,994.69 and 13,636.65 is: 20,457.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,326.15 : 37,994.69 = 13,636.65 : x
  2. Step 2: Convert to fraction form
    25,326.15/37,994.69 = 13,636.65/x
  3. Step 3: Cross multiply
    25,326.15x = 37,994.69 × 13,636.65
  4. Step 4: Simplify right side
    25,326.15x = 518,120,221.21
  5. Step 5: Solve for x
    x = 518,120,221.21/25,326.15
  6. Step 6: Final answer
    x = 20,457.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.