Home / 27,683.72-38,203.53-17,079.51

Finding the Fourth Proportional to 27,683.72, 38,203.53 and 17,079.51

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Solution

The fourth proportional to 27,683.72, 38,203.53 and 17,079.51 is: 23,569.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,683.72 : 38,203.53 = 17,079.51 : x
  2. Step 2: Convert to fraction form
    27,683.72/38,203.53 = 17,079.51/x
  3. Step 3: Cross multiply
    27,683.72x = 38,203.53 × 17,079.51
  4. Step 4: Simplify right side
    27,683.72x = 652,497,572.67
  5. Step 5: Solve for x
    x = 652,497,572.67/27,683.72
  6. Step 6: Final answer
    x = 23,569.73

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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.