Home / 16,119.48-22,239.18-10,533.72

Finding the Fourth Proportional to 16,119.48, 22,239.18 and 10,533.72

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Solution

The fourth proportional to 16,119.48, 22,239.18 and 10,533.72 is: 14,532.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119.48 : 22,239.18 = 10,533.72 : x
  2. Step 2: Convert to fraction form
    16,119.48/22,239.18 = 10,533.72/x
  3. Step 3: Cross multiply
    16,119.48x = 22,239.18 × 10,533.72
  4. Step 4: Simplify right side
    16,119.48x = 234,261,295.15
  5. Step 5: Solve for x
    x = 234,261,295.15/16,119.48
  6. Step 6: Final answer
    x = 14,532.81

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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.