Home / 27,445.78-37,870.05-17,367.18

Finding the Fourth Proportional to 27,445.78, 37,870.05 and 17,367.18

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Solution

The fourth proportional to 27,445.78, 37,870.05 and 17,367.18 is: 23,963.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,445.78 : 37,870.05 = 17,367.18 : x
  2. Step 2: Convert to fraction form
    27,445.78/37,870.05 = 17,367.18/x
  3. Step 3: Cross multiply
    27,445.78x = 37,870.05 × 17,367.18
  4. Step 4: Simplify right side
    27,445.78x = 657,695,974.96
  5. Step 5: Solve for x
    x = 657,695,974.96/27,445.78
  6. Step 6: Final answer
    x = 23,963.46

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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.