Home / 14,937.48-20,612.38-8,223.03

Finding the Fourth Proportional to 14,937.48, 20,612.38 and 8,223.03

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Solution

The fourth proportional to 14,937.48, 20,612.38 and 8,223.03 is: 11,347.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.48 : 20,612.38 = 8,223.03 : x
  2. Step 2: Convert to fraction form
    14,937.48/20,612.38 = 8,223.03/x
  3. Step 3: Cross multiply
    14,937.48x = 20,612.38 × 8,223.03
  4. Step 4: Simplify right side
    14,937.48x = 169,496,219.11
  5. Step 5: Solve for x
    x = 169,496,219.11/14,937.48
  6. Step 6: Final answer
    x = 11,347.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.