Home / 16,152.45-22,284.05-11,913.69

Finding the Fourth Proportional to 16,152.45, 22,284.05 and 11,913.69

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Solution

The fourth proportional to 16,152.45, 22,284.05 and 11,913.69 is: 16,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,152.45 : 22,284.05 = 11,913.69 : x
  2. Step 2: Convert to fraction form
    16,152.45/22,284.05 = 11,913.69/x
  3. Step 3: Cross multiply
    16,152.45x = 22,284.05 × 11,913.69
  4. Step 4: Simplify right side
    16,152.45x = 265,485,263.64
  5. Step 5: Solve for x
    x = 265,485,263.64/16,152.45
  6. Step 6: Final answer
    x = 16,436.22

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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.