Home / 16,580.39-22,889.43-12,795.08

Finding the Fourth Proportional to 16,580.39, 22,889.43 and 12,795.08

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Solution

The fourth proportional to 16,580.39, 22,889.43 and 12,795.08 is: 17,663.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.39 : 22,889.43 = 12,795.08 : x
  2. Step 2: Convert to fraction form
    16,580.39/22,889.43 = 12,795.08/x
  3. Step 3: Cross multiply
    16,580.39x = 22,889.43 × 12,795.08
  4. Step 4: Simplify right side
    16,580.39x = 292,872,088.00
  5. Step 5: Solve for x
    x = 292,872,088.00/16,580.39
  6. Step 6: Final answer
    x = 17,663.76

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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.