Home / 16,119.60-22,239.36-10,533.84

Finding the Fourth Proportional to 16,119.60, 22,239.36 and 10,533.84

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Solution

The fourth proportional to 16,119.60, 22,239.36 and 10,533.84 is: 14,532.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119.60 : 22,239.36 = 10,533.84 : x
  2. Step 2: Convert to fraction form
    16,119.60/22,239.36 = 10,533.84/x
  3. Step 3: Cross multiply
    16,119.60x = 22,239.36 × 10,533.84
  4. Step 4: Simplify right side
    16,119.60x = 234,265,859.94
  5. Step 5: Solve for x
    x = 234,265,859.94/16,119.60
  6. Step 6: Final answer
    x = 14,532.98

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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.