Home / 27,228.40-40,823.38-10,574.56

Finding the Fourth Proportional to 27,228.40, 40,823.38 and 10,574.56

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Solution

The fourth proportional to 27,228.40, 40,823.38 and 10,574.56 is: 15,854.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228.40 : 40,823.38 = 10,574.56 : x
  2. Step 2: Convert to fraction form
    27,228.40/40,823.38 = 10,574.56/x
  3. Step 3: Cross multiply
    27,228.40x = 40,823.38 × 10,574.56
  4. Step 4: Simplify right side
    27,228.40x = 431,689,281.21
  5. Step 5: Solve for x
    x = 431,689,281.21/27,228.40
  6. Step 6: Final answer
    x = 15,854.38

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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.