Home / 27,673.17-38,177.69-19,294.53

Finding the Fourth Proportional to 27,673.17, 38,177.69 and 19,294.53

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Solution

The fourth proportional to 27,673.17, 38,177.69 and 19,294.53 is: 26,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.17 : 38,177.69 = 19,294.53 : x
  2. Step 2: Convert to fraction form
    27,673.17/38,177.69 = 19,294.53/x
  3. Step 3: Cross multiply
    27,673.17x = 38,177.69 × 19,294.53
  4. Step 4: Simplify right side
    27,673.17x = 736,620,585.04
  5. Step 5: Solve for x
    x = 736,620,585.04/27,673.17
  6. Step 6: Final answer
    x = 26,618.58

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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.