Home / 27,222.40-37,565.68-15,285.48

Finding the Fourth Proportional to 27,222.40, 37,565.68 and 15,285.48

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Solution

The fourth proportional to 27,222.40, 37,565.68 and 15,285.48 is: 21,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.40 : 37,565.68 = 15,285.48 : x
  2. Step 2: Convert to fraction form
    27,222.40/37,565.68 = 15,285.48/x
  3. Step 3: Cross multiply
    27,222.40x = 37,565.68 × 15,285.48
  4. Step 4: Simplify right side
    27,222.40x = 574,209,450.33
  5. Step 5: Solve for x
    x = 574,209,450.33/27,222.40
  6. Step 6: Final answer
    x = 21,093.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.