Home / 37,598.94-56,399.40-12,639.42

Finding the Fourth Proportional to 37,598.94, 56,399.40 and 12,639.42

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Solution

The fourth proportional to 37,598.94, 56,399.40 and 12,639.42 is: 18,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,598.94 : 56,399.40 = 12,639.42 : x
  2. Step 2: Convert to fraction form
    37,598.94/56,399.40 = 12,639.42/x
  3. Step 3: Cross multiply
    37,598.94x = 56,399.40 × 12,639.42
  4. Step 4: Simplify right side
    37,598.94x = 712,855,704.35
  5. Step 5: Solve for x
    x = 712,855,704.35/37,598.94
  6. Step 6: Final answer
    x = 18,959.46

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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.