Home / 14,988.96-22,480.56-5,628.56

Finding the Fourth Proportional to 14,988.96, 22,480.56 and 5,628.56

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Solution

The fourth proportional to 14,988.96, 22,480.56 and 5,628.56 is: 8,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.96 : 22,480.56 = 5,628.56 : x
  2. Step 2: Convert to fraction form
    14,988.96/22,480.56 = 5,628.56/x
  3. Step 3: Cross multiply
    14,988.96x = 22,480.56 × 5,628.56
  4. Step 4: Simplify right side
    14,988.96x = 126,533,180.79
  5. Step 5: Solve for x
    x = 126,533,180.79/14,988.96
  6. Step 6: Final answer
    x = 8,441.76

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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.