Home / 27,547.76-41,270.52-20,155.52

Finding the Fourth Proportional to 27,547.76, 41,270.52 and 20,155.52

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Solution

The fourth proportional to 27,547.76, 41,270.52 and 20,155.52 is: 30,195.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,547.76 : 41,270.52 = 20,155.52 : x
  2. Step 2: Convert to fraction form
    27,547.76/41,270.52 = 20,155.52/x
  3. Step 3: Cross multiply
    27,547.76x = 41,270.52 × 20,155.52
  4. Step 4: Simplify right side
    27,547.76x = 831,828,791.27
  5. Step 5: Solve for x
    x = 831,828,791.27/27,547.76
  6. Step 6: Final answer
    x = 30,195.88

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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.