Home / 27,253.15-40,860.86-13,900.23

Finding the Fourth Proportional to 27,253.15, 40,860.86 and 13,900.23

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Solution

The fourth proportional to 27,253.15, 40,860.86 and 13,900.23 is: 20,840.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,253.15 : 40,860.86 = 13,900.23 : x
  2. Step 2: Convert to fraction form
    27,253.15/40,860.86 = 13,900.23/x
  3. Step 3: Cross multiply
    27,253.15x = 40,860.86 × 13,900.23
  4. Step 4: Simplify right side
    27,253.15x = 567,975,282.50
  5. Step 5: Solve for x
    x = 567,975,282.50/27,253.15
  6. Step 6: Final answer
    x = 20,840.72

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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.