Home / 15,091.70-22,637.84-5,231.30

Finding the Fourth Proportional to 15,091.70, 22,637.84 and 5,231.30

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Solution

The fourth proportional to 15,091.70, 22,637.84 and 5,231.30 is: 7,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,091.70 : 22,637.84 = 5,231.30 : x
  2. Step 2: Convert to fraction form
    15,091.70/22,637.84 = 5,231.30/x
  3. Step 3: Cross multiply
    15,091.70x = 22,637.84 × 5,231.30
  4. Step 4: Simplify right side
    15,091.70x = 118,425,332.39
  5. Step 5: Solve for x
    x = 118,425,332.39/15,091.70
  6. Step 6: Final answer
    x = 7,847.05

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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.