Home / 37,382.39-56,083.02-12,422.57

Finding the Fourth Proportional to 37,382.39, 56,083.02 and 12,422.57

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Solution

The fourth proportional to 37,382.39, 56,083.02 and 12,422.57 is: 18,636.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,382.39 : 56,083.02 = 12,422.57 : x
  2. Step 2: Convert to fraction form
    37,382.39/56,083.02 = 12,422.57/x
  3. Step 3: Cross multiply
    37,382.39x = 56,083.02 × 12,422.57
  4. Step 4: Simplify right side
    37,382.39x = 696,695,241.76
  5. Step 5: Solve for x
    x = 696,695,241.76/37,382.39
  6. Step 6: Final answer
    x = 18,636.99

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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.