Home / 37,729.32-56,599.84-11,427.80

Finding the Fourth Proportional to 37,729.32, 56,599.84 and 11,427.80

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Solution

The fourth proportional to 37,729.32, 56,599.84 and 11,427.80 is: 17,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,729.32 : 56,599.84 = 11,427.80 : x
  2. Step 2: Convert to fraction form
    37,729.32/56,599.84 = 11,427.80/x
  3. Step 3: Cross multiply
    37,729.32x = 56,599.84 × 11,427.80
  4. Step 4: Simplify right side
    37,729.32x = 646,811,651.55
  5. Step 5: Solve for x
    x = 646,811,651.55/37,729.32
  6. Step 6: Final answer
    x = 17,143.47

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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.