Home / 37,121.09-55,659.76-14,915.75

Finding the Fourth Proportional to 37,121.09, 55,659.76 and 14,915.75

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Solution

The fourth proportional to 37,121.09, 55,659.76 and 14,915.75 is: 22,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,121.09 : 55,659.76 = 14,915.75 : x
  2. Step 2: Convert to fraction form
    37,121.09/55,659.76 = 14,915.75/x
  3. Step 3: Cross multiply
    37,121.09x = 55,659.76 × 14,915.75
  4. Step 4: Simplify right side
    37,121.09x = 830,206,749.63
  5. Step 5: Solve for x
    x = 830,206,749.63/37,121.09
  6. Step 6: Final answer
    x = 22,364.83

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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.