Home / 19,387.32-26,790.80-16,514.52

Finding the Fourth Proportional to 19,387.32, 26,790.80 and 16,514.52

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Solution

The fourth proportional to 19,387.32, 26,790.80 and 16,514.52 is: 22,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.32 : 26,790.80 = 16,514.52 : x
  2. Step 2: Convert to fraction form
    19,387.32/26,790.80 = 16,514.52/x
  3. Step 3: Cross multiply
    19,387.32x = 26,790.80 × 16,514.52
  4. Step 4: Simplify right side
    19,387.32x = 442,437,202.42
  5. Step 5: Solve for x
    x = 442,437,202.42/19,387.32
  6. Step 6: Final answer
    x = 22,820.96

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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.