Home / 15,559.01-23,338.47-3,872.23

Finding the Fourth Proportional to 15,559.01, 23,338.47 and 3,872.23

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Solution

The fourth proportional to 15,559.01, 23,338.47 and 3,872.23 is: 5,808.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,559.01 : 23,338.47 = 3,872.23 : x
  2. Step 2: Convert to fraction form
    15,559.01/23,338.47 = 3,872.23/x
  3. Step 3: Cross multiply
    15,559.01x = 23,338.47 × 3,872.23
  4. Step 4: Simplify right side
    15,559.01x = 90,371,879.86
  5. Step 5: Solve for x
    x = 90,371,879.86/15,559.01
  6. Step 6: Final answer
    x = 5,808.33

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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.