Home / 20,924.20-28,874.08-19,252.36

Finding the Fourth Proportional to 20,924.20, 28,874.08 and 19,252.36

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Solution

The fourth proportional to 20,924.20, 28,874.08 and 19,252.36 is: 26,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,924.20 : 28,874.08 = 19,252.36 : x
  2. Step 2: Convert to fraction form
    20,924.20/28,874.08 = 19,252.36/x
  3. Step 3: Cross multiply
    20,924.20x = 28,874.08 × 19,252.36
  4. Step 4: Simplify right side
    20,924.20x = 555,894,182.83
  5. Step 5: Solve for x
    x = 555,894,182.83/20,924.20
  6. Step 6: Final answer
    x = 26,567.05

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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.