Home / 37,150.25-51,254.82-21,223.40

Finding the Fourth Proportional to 37,150.25, 51,254.82 and 21,223.40

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Solution

The fourth proportional to 37,150.25, 51,254.82 and 21,223.40 is: 29,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,150.25 : 51,254.82 = 21,223.40 : x
  2. Step 2: Convert to fraction form
    37,150.25/51,254.82 = 21,223.40/x
  3. Step 3: Cross multiply
    37,150.25x = 51,254.82 × 21,223.40
  4. Step 4: Simplify right side
    37,150.25x = 1,087,801,290.51
  5. Step 5: Solve for x
    x = 1,087,801,290.51/37,150.25
  6. Step 6: Final answer
    x = 29,281.13

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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.