Home / 39,230.56-58,855.74-11,528.56

Finding the Fourth Proportional to 39,230.56, 58,855.74 and 11,528.56

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Solution

The fourth proportional to 39,230.56, 58,855.74 and 11,528.56 is: 17,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,230.56 : 58,855.74 = 11,528.56 : x
  2. Step 2: Convert to fraction form
    39,230.56/58,855.74 = 11,528.56/x
  3. Step 3: Cross multiply
    39,230.56x = 58,855.74 × 11,528.56
  4. Step 4: Simplify right side
    39,230.56x = 678,521,929.93
  5. Step 5: Solve for x
    x = 678,521,929.93/39,230.56
  6. Step 6: Final answer
    x = 17,295.75

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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.