Home / 37,335.52-51,522.98-21,419.28

Finding the Fourth Proportional to 37,335.52, 51,522.98 and 21,419.28

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Solution

The fourth proportional to 37,335.52, 51,522.98 and 21,419.28 is: 29,558.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,335.52 : 51,522.98 = 21,419.28 : x
  2. Step 2: Convert to fraction form
    37,335.52/51,522.98 = 21,419.28/x
  3. Step 3: Cross multiply
    37,335.52x = 51,522.98 × 21,419.28
  4. Step 4: Simplify right side
    37,335.52x = 1,103,585,135.05
  5. Step 5: Solve for x
    x = 1,103,585,135.05/37,335.52
  6. Step 6: Final answer
    x = 29,558.58

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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.