Home / 27,482.11-37,919.00-15,542.86

Finding the Fourth Proportional to 27,482.11, 37,919.00 and 15,542.86

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Solution

The fourth proportional to 27,482.11, 37,919.00 and 15,542.86 is: 21,445.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,482.11 : 37,919.00 = 15,542.86 : x
  2. Step 2: Convert to fraction form
    27,482.11/37,919.00 = 15,542.86/x
  3. Step 3: Cross multiply
    27,482.11x = 37,919.00 × 15,542.86
  4. Step 4: Simplify right side
    27,482.11x = 589,369,630.63
  5. Step 5: Solve for x
    x = 589,369,630.63/27,482.11
  6. Step 6: Final answer
    x = 21,445.57

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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.