Home / 37,209.19-51,353.17-21,293.30

Finding the Fourth Proportional to 37,209.19, 51,353.17 and 21,293.30

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Solution

The fourth proportional to 37,209.19, 51,353.17 and 21,293.30 is: 29,387.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,209.19 : 51,353.17 = 21,293.30 : x
  2. Step 2: Convert to fraction form
    37,209.19/51,353.17 = 21,293.30/x
  3. Step 3: Cross multiply
    37,209.19x = 51,353.17 × 21,293.30
  4. Step 4: Simplify right side
    37,209.19x = 1,093,478,360.82
  5. Step 5: Solve for x
    x = 1,093,478,360.82/37,209.19
  6. Step 6: Final answer
    x = 29,387.32

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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.