Home / 19,385.55-29,054.86-8,841.14

Finding the Fourth Proportional to 19,385.55, 29,054.86 and 8,841.14

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Solution

The fourth proportional to 19,385.55, 29,054.86 and 8,841.14 is: 13,251.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385.55 : 29,054.86 = 8,841.14 : x
  2. Step 2: Convert to fraction form
    19,385.55/29,054.86 = 8,841.14/x
  3. Step 3: Cross multiply
    19,385.55x = 29,054.86 × 8,841.14
  4. Step 4: Simplify right side
    19,385.55x = 256,878,084.94
  5. Step 5: Solve for x
    x = 256,878,084.94/19,385.55
  6. Step 6: Final answer
    x = 13,251.01

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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.