Home / 27,045.91-37,315.96-18,550.14

Finding the Fourth Proportional to 27,045.91, 37,315.96 and 18,550.14

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Solution

The fourth proportional to 27,045.91, 37,315.96 and 18,550.14 is: 25,594.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,045.91 : 37,315.96 = 18,550.14 : x
  2. Step 2: Convert to fraction form
    27,045.91/37,315.96 = 18,550.14/x
  3. Step 3: Cross multiply
    27,045.91x = 37,315.96 × 18,550.14
  4. Step 4: Simplify right side
    27,045.91x = 692,216,002.90
  5. Step 5: Solve for x
    x = 692,216,002.90/27,045.91
  6. Step 6: Final answer
    x = 25,594.11

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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.