Home / 27,895.11-38,495.25-15,148.23

Finding the Fourth Proportional to 27,895.11, 38,495.25 and 15,148.23

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Solution

The fourth proportional to 27,895.11, 38,495.25 and 15,148.23 is: 20,904.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,895.11 : 38,495.25 = 15,148.23 : x
  2. Step 2: Convert to fraction form
    27,895.11/38,495.25 = 15,148.23/x
  3. Step 3: Cross multiply
    27,895.11x = 38,495.25 × 15,148.23
  4. Step 4: Simplify right side
    27,895.11x = 583,134,900.91
  5. Step 5: Solve for x
    x = 583,134,900.91/27,895.11
  6. Step 6: Final answer
    x = 20,904.56

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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.