Home / 14,988.72-22,471.53-5,628.54

Finding the Fourth Proportional to 14,988.72, 22,471.53 and 5,628.54

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Solution

The fourth proportional to 14,988.72, 22,471.53 and 5,628.54 is: 8,438.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.72 : 22,471.53 = 5,628.54 : x
  2. Step 2: Convert to fraction form
    14,988.72/22,471.53 = 5,628.54/x
  3. Step 3: Cross multiply
    14,988.72x = 22,471.53 × 5,628.54
  4. Step 4: Simplify right side
    14,988.72x = 126,481,842.23
  5. Step 5: Solve for x
    x = 126,481,842.23/14,988.72
  6. Step 6: Final answer
    x = 8,438.47

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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.