Home / 39,357.99-59,019.57-11,271.65

Finding the Fourth Proportional to 39,357.99, 59,019.57 and 11,271.65

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Solution

The fourth proportional to 39,357.99, 59,019.57 and 11,271.65 is: 16,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,357.99 : 59,019.57 = 11,271.65 : x
  2. Step 2: Convert to fraction form
    39,357.99/59,019.57 = 11,271.65/x
  3. Step 3: Cross multiply
    39,357.99x = 59,019.57 × 11,271.65
  4. Step 4: Simplify right side
    39,357.99x = 665,247,641.09
  5. Step 5: Solve for x
    x = 665,247,641.09/39,357.99
  6. Step 6: Final answer
    x = 16,902.48

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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.