Home / 37,425.41-51,641.18-21,506.78

Finding the Fourth Proportional to 37,425.41, 51,641.18 and 21,506.78

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Solution

The fourth proportional to 37,425.41, 51,641.18 and 21,506.78 is: 29,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,425.41 : 51,641.18 = 21,506.78 : x
  2. Step 2: Convert to fraction form
    37,425.41/51,641.18 = 21,506.78/x
  3. Step 3: Cross multiply
    37,425.41x = 51,641.18 × 21,506.78
  4. Step 4: Simplify right side
    37,425.41x = 1,110,635,599.42
  5. Step 5: Solve for x
    x = 1,110,635,599.42/37,425.41
  6. Step 6: Final answer
    x = 29,675.98

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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.