Home / 19,269.84-26,590.92-10,887.12

Finding the Fourth Proportional to 19,269.84, 26,590.92 and 10,887.12

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Solution

The fourth proportional to 19,269.84, 26,590.92 and 10,887.12 is: 15,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.84 : 26,590.92 = 10,887.12 : x
  2. Step 2: Convert to fraction form
    19,269.84/26,590.92 = 10,887.12/x
  3. Step 3: Cross multiply
    19,269.84x = 26,590.92 × 10,887.12
  4. Step 4: Simplify right side
    19,269.84x = 289,498,536.95
  5. Step 5: Solve for x
    x = 289,498,536.95/19,269.84
  6. Step 6: Final answer
    x = 15,023.40

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Similar ratio
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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.