Home / 16,161.60-22,303.44-9,087.84

Finding the Fourth Proportional to 16,161.60, 22,303.44 and 9,087.84

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Solution

The fourth proportional to 16,161.60, 22,303.44 and 9,087.84 is: 12,541.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.60 : 22,303.44 = 9,087.84 : x
  2. Step 2: Convert to fraction form
    16,161.60/22,303.44 = 9,087.84/x
  3. Step 3: Cross multiply
    16,161.60x = 22,303.44 × 9,087.84
  4. Step 4: Simplify right side
    16,161.60x = 202,690,094.17
  5. Step 5: Solve for x
    x = 202,690,094.17/16,161.60
  6. Step 6: Final answer
    x = 12,541.46

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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.