Home / 19,566.64-26,998.92-12,854.96

Finding the Fourth Proportional to 19,566.64, 26,998.92 and 12,854.96

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Solution

The fourth proportional to 19,566.64, 26,998.92 and 12,854.96 is: 17,737.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.64 : 26,998.92 = 12,854.96 : x
  2. Step 2: Convert to fraction form
    19,566.64/26,998.92 = 12,854.96/x
  3. Step 3: Cross multiply
    19,566.64x = 26,998.92 × 12,854.96
  4. Step 4: Simplify right side
    19,566.64x = 347,070,036.64
  5. Step 5: Solve for x
    x = 347,070,036.64/19,566.64
  6. Step 6: Final answer
    x = 17,737.85

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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.