Home / 37,422.81-56,143.19-12,463.07

Finding the Fourth Proportional to 37,422.81, 56,143.19 and 12,463.07

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Solution

The fourth proportional to 37,422.81, 56,143.19 and 12,463.07 is: 18,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,422.81 : 56,143.19 = 12,463.07 : x
  2. Step 2: Convert to fraction form
    37,422.81/56,143.19 = 12,463.07/x
  3. Step 3: Cross multiply
    37,422.81x = 56,143.19 × 12,463.07
  4. Step 4: Simplify right side
    37,422.81x = 699,716,506.99
  5. Step 5: Solve for x
    x = 699,716,506.99/37,422.81
  6. Step 6: Final answer
    x = 18,697.59

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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.