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Finding the Fourth Proportional to 19,104.10, 28,659.04 and 5,957.50

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Solution

The fourth proportional to 19,104.10, 28,659.04 and 5,957.50 is: 8,937.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.10 : 28,659.04 = 5,957.50 : x
  2. Step 2: Convert to fraction form
    19,104.10/28,659.04 = 5,957.50/x
  3. Step 3: Cross multiply
    19,104.10x = 28,659.04 × 5,957.50
  4. Step 4: Simplify right side
    19,104.10x = 170,736,230.80
  5. Step 5: Solve for x
    x = 170,736,230.80/19,104.10
  6. Step 6: Final answer
    x = 8,937.15

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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.