Home / 16,263.78-22,444.74-9,190.32

Finding the Fourth Proportional to 16,263.78, 22,444.74 and 9,190.32

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Solution

The fourth proportional to 16,263.78, 22,444.74 and 9,190.32 is: 12,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,263.78 : 22,444.74 = 9,190.32 : x
  2. Step 2: Convert to fraction form
    16,263.78/22,444.74 = 9,190.32/x
  3. Step 3: Cross multiply
    16,263.78x = 22,444.74 × 9,190.32
  4. Step 4: Simplify right side
    16,263.78x = 206,274,342.92
  5. Step 5: Solve for x
    x = 206,274,342.92/16,263.78
  6. Step 6: Final answer
    x = 12,683.05

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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.