Home / 16,362.18-22,579.19-9,999.41

Finding the Fourth Proportional to 16,362.18, 22,579.19 and 9,999.41

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Solution

The fourth proportional to 16,362.18, 22,579.19 and 9,999.41 is: 13,798.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362.18 : 22,579.19 = 9,999.41 : x
  2. Step 2: Convert to fraction form
    16,362.18/22,579.19 = 9,999.41/x
  3. Step 3: Cross multiply
    16,362.18x = 22,579.19 × 9,999.41
  4. Step 4: Simplify right side
    16,362.18x = 225,778,528.28
  5. Step 5: Solve for x
    x = 225,778,528.28/16,362.18
  6. Step 6: Final answer
    x = 13,798.80

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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.