Home / 18,333.48-25,300.32-9,950.04

Finding the Fourth Proportional to 18,333.48, 25,300.32 and 9,950.04

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Solution

The fourth proportional to 18,333.48, 25,300.32 and 9,950.04 is: 13,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.48 : 25,300.32 = 9,950.04 : x
  2. Step 2: Convert to fraction form
    18,333.48/25,300.32 = 9,950.04/x
  3. Step 3: Cross multiply
    18,333.48x = 25,300.32 × 9,950.04
  4. Step 4: Simplify right side
    18,333.48x = 251,739,196.01
  5. Step 5: Solve for x
    x = 251,739,196.01/18,333.48
  6. Step 6: Final answer
    x = 13,731.12

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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.