Home / 13,349.70-20,024.55-7,444.80

Finding the Fourth Proportional to 13,349.70, 20,024.55 and 7,444.80

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Solution

The fourth proportional to 13,349.70, 20,024.55 and 7,444.80 is: 11,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349.70 : 20,024.55 = 7,444.80 : x
  2. Step 2: Convert to fraction form
    13,349.70/20,024.55 = 7,444.80/x
  3. Step 3: Cross multiply
    13,349.70x = 20,024.55 × 7,444.80
  4. Step 4: Simplify right side
    13,349.70x = 149,078,769.84
  5. Step 5: Solve for x
    x = 149,078,769.84/13,349.70
  6. Step 6: Final answer
    x = 11,167.20

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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.