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Finding the Fourth Proportional to 19,559.52, 29,319.84 and 9,546.84

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Solution

The fourth proportional to 19,559.52, 29,319.84 and 9,546.84 is: 14,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.52 : 29,319.84 = 9,546.84 : x
  2. Step 2: Convert to fraction form
    19,559.52/29,319.84 = 9,546.84/x
  3. Step 3: Cross multiply
    19,559.52x = 29,319.84 × 9,546.84
  4. Step 4: Simplify right side
    19,559.52x = 279,911,821.31
  5. Step 5: Solve for x
    x = 279,911,821.31/19,559.52
  6. Step 6: Final answer
    x = 14,310.77

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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.