Home / 37,290.83-55,934.41-13,915.44

Finding the Fourth Proportional to 37,290.83, 55,934.41 and 13,915.44

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Solution

The fourth proportional to 37,290.83, 55,934.41 and 13,915.44 is: 20,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,290.83 : 55,934.41 = 13,915.44 : x
  2. Step 2: Convert to fraction form
    37,290.83/55,934.41 = 13,915.44/x
  3. Step 3: Cross multiply
    37,290.83x = 55,934.41 × 13,915.44
  4. Step 4: Simplify right side
    37,290.83x = 778,351,926.29
  5. Step 5: Solve for x
    x = 778,351,926.29/37,290.83
  6. Step 6: Final answer
    x = 20,872.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.