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Finding the Fourth Proportional to 17,590.84, 26,320.65 and 17,394.01

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Solution

The fourth proportional to 17,590.84, 26,320.65 and 17,394.01 is: 26,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,590.84 : 26,320.65 = 17,394.01 : x
  2. Step 2: Convert to fraction form
    17,590.84/26,320.65 = 17,394.01/x
  3. Step 3: Cross multiply
    17,590.84x = 26,320.65 × 17,394.01
  4. Step 4: Simplify right side
    17,590.84x = 457,821,518.28
  5. Step 5: Solve for x
    x = 457,821,518.28/17,590.84
  6. Step 6: Final answer
    x = 26,026.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.