Home / 16,578.39-22,886.67-12,793.08

Finding the Fourth Proportional to 16,578.39, 22,886.67 and 12,793.08

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Solution

The fourth proportional to 16,578.39, 22,886.67 and 12,793.08 is: 17,661.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578.39 : 22,886.67 = 12,793.08 : x
  2. Step 2: Convert to fraction form
    16,578.39/22,886.67 = 12,793.08/x
  3. Step 3: Cross multiply
    16,578.39x = 22,886.67 × 12,793.08
  4. Step 4: Simplify right side
    16,578.39x = 292,791,000.24
  5. Step 5: Solve for x
    x = 292,791,000.24/16,578.39
  6. Step 6: Final answer
    x = 17,661.00

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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.