Home / 27,191.04-40,720.95-15,468.72

Finding the Fourth Proportional to 27,191.04, 40,720.95 and 15,468.72

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Solution

The fourth proportional to 27,191.04, 40,720.95 and 15,468.72 is: 23,165.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191.04 : 40,720.95 = 15,468.72 : x
  2. Step 2: Convert to fraction form
    27,191.04/40,720.95 = 15,468.72/x
  3. Step 3: Cross multiply
    27,191.04x = 40,720.95 × 15,468.72
  4. Step 4: Simplify right side
    27,191.04x = 629,900,973.68
  5. Step 5: Solve for x
    x = 629,900,973.68/27,191.04
  6. Step 6: Final answer
    x = 23,165.76

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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.