Home / 18,709.48-28,124.37-15,052.33

Finding the Fourth Proportional to 18,709.48, 28,124.37 and 15,052.33

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Solution

The fourth proportional to 18,709.48, 28,124.37 and 15,052.33 is: 22,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709.48 : 28,124.37 = 15,052.33 : x
  2. Step 2: Convert to fraction form
    18,709.48/28,124.37 = 15,052.33/x
  3. Step 3: Cross multiply
    18,709.48x = 28,124.37 × 15,052.33
  4. Step 4: Simplify right side
    18,709.48x = 423,337,298.28
  5. Step 5: Solve for x
    x = 423,337,298.28/18,709.48
  6. Step 6: Final answer
    x = 22,626.89

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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.