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Finding the Fourth Proportional to 22,397.99, 33,590.15 and 7,603.62

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Solution

The fourth proportional to 22,397.99, 33,590.15 and 7,603.62 is: 11,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,397.99 : 33,590.15 = 7,603.62 : x
  2. Step 2: Convert to fraction form
    22,397.99/33,590.15 = 7,603.62/x
  3. Step 3: Cross multiply
    22,397.99x = 33,590.15 × 7,603.62
  4. Step 4: Simplify right side
    22,397.99x = 255,406,600.88
  5. Step 5: Solve for x
    x = 255,406,600.88/22,397.99
  6. Step 6: Final answer
    x = 11,403.10

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1.5x scale

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.