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Finding the Fourth Proportional to 30,366.76, 45,550.12 and 9,590.26

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Solution

The fourth proportional to 30,366.76, 45,550.12 and 9,590.26 is: 14,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,366.76 : 45,550.12 = 9,590.26 : x
  2. Step 2: Convert to fraction form
    30,366.76/45,550.12 = 9,590.26/x
  3. Step 3: Cross multiply
    30,366.76x = 45,550.12 × 9,590.26
  4. Step 4: Simplify right side
    30,366.76x = 436,837,493.83
  5. Step 5: Solve for x
    x = 436,837,493.83/30,366.76
  6. Step 6: Final answer
    x = 14,385.38

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Double scale
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Similar ratio
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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.