Home / 16,639.91-22,962.74-9,086.30

Finding the Fourth Proportional to 16,639.91, 22,962.74 and 9,086.30

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Solution

The fourth proportional to 16,639.91, 22,962.74 and 9,086.30 is: 12,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.91 : 22,962.74 = 9,086.30 : x
  2. Step 2: Convert to fraction form
    16,639.91/22,962.74 = 9,086.30/x
  3. Step 3: Cross multiply
    16,639.91x = 22,962.74 × 9,086.30
  4. Step 4: Simplify right side
    16,639.91x = 208,646,344.46
  5. Step 5: Solve for x
    x = 208,646,344.46/16,639.91
  6. Step 6: Final answer
    x = 12,538.91

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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.