Home / 16,019.60-22,107.39-8,946.02

Finding the Fourth Proportional to 16,019.60, 22,107.39 and 8,946.02

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Solution

The fourth proportional to 16,019.60, 22,107.39 and 8,946.02 is: 12,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,019.60 : 22,107.39 = 8,946.02 : x
  2. Step 2: Convert to fraction form
    16,019.60/22,107.39 = 8,946.02/x
  3. Step 3: Cross multiply
    16,019.60x = 22,107.39 × 8,946.02
  4. Step 4: Simplify right side
    16,019.60x = 197,773,153.09
  5. Step 5: Solve for x
    x = 197,773,153.09/16,019.60
  6. Step 6: Final answer
    x = 12,345.70

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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.