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Finding the Fourth Proportional to 19,100.52, 28,650.90 and 5,952.60

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Solution

The fourth proportional to 19,100.52, 28,650.90 and 5,952.60 is: 8,928.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.52 : 28,650.90 = 5,952.60 : x
  2. Step 2: Convert to fraction form
    19,100.52/28,650.90 = 5,952.60/x
  3. Step 3: Cross multiply
    19,100.52x = 28,650.90 × 5,952.60
  4. Step 4: Simplify right side
    19,100.52x = 170,547,347.34
  5. Step 5: Solve for x
    x = 170,547,347.34/19,100.52
  6. Step 6: Final answer
    x = 8,928.94

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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.