Home / 27,222.64-37,570.34-15,289.84

Finding the Fourth Proportional to 27,222.64, 37,570.34 and 15,289.84

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Solution

The fourth proportional to 27,222.64, 37,570.34 and 15,289.84 is: 21,101.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.64 : 37,570.34 = 15,289.84 : x
  2. Step 2: Convert to fraction form
    27,222.64/37,570.34 = 15,289.84/x
  3. Step 3: Cross multiply
    27,222.64x = 37,570.34 × 15,289.84
  4. Step 4: Simplify right side
    27,222.64x = 574,444,487.35
  5. Step 5: Solve for x
    x = 574,444,487.35/27,222.64
  6. Step 6: Final answer
    x = 21,101.72

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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.