Home / 16,526.39-22,809.20-15,979.64

Finding the Fourth Proportional to 16,526.39, 22,809.20 and 15,979.64

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Solution

The fourth proportional to 16,526.39, 22,809.20 and 15,979.64 is: 22,054.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,526.39 : 22,809.20 = 15,979.64 : x
  2. Step 2: Convert to fraction form
    16,526.39/22,809.20 = 15,979.64/x
  3. Step 3: Cross multiply
    16,526.39x = 22,809.20 × 15,979.64
  4. Step 4: Simplify right side
    16,526.39x = 364,482,610.74
  5. Step 5: Solve for x
    x = 364,482,610.74/16,526.39
  6. Step 6: Final answer
    x = 22,054.59

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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.