Home / 36,439.25-54,658.94-10,143.99

Finding the Fourth Proportional to 36,439.25, 54,658.94 and 10,143.99

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Solution

The fourth proportional to 36,439.25, 54,658.94 and 10,143.99 is: 15,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.25 : 54,658.94 = 10,143.99 : x
  2. Step 2: Convert to fraction form
    36,439.25/54,658.94 = 10,143.99/x
  3. Step 3: Cross multiply
    36,439.25x = 54,658.94 × 10,143.99
  4. Step 4: Simplify right side
    36,439.25x = 554,459,690.05
  5. Step 5: Solve for x
    x = 554,459,690.05/36,439.25
  6. Step 6: Final answer
    x = 15,216.00

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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.