Home / 15,391.69-23,083.42-4,296.43

Finding the Fourth Proportional to 15,391.69, 23,083.42 and 4,296.43

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Solution

The fourth proportional to 15,391.69, 23,083.42 and 4,296.43 is: 6,443.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,391.69 : 23,083.42 = 4,296.43 : x
  2. Step 2: Convert to fraction form
    15,391.69/23,083.42 = 4,296.43/x
  3. Step 3: Cross multiply
    15,391.69x = 23,083.42 × 4,296.43
  4. Step 4: Simplify right side
    15,391.69x = 99,176,298.19
  5. Step 5: Solve for x
    x = 99,176,298.19/15,391.69
  6. Step 6: Final answer
    x = 6,443.50

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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.