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Finding the Fourth Proportional to 19,599.52, 29,393.52 and 5,746.72

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Solution

The fourth proportional to 19,599.52, 29,393.52 and 5,746.72 is: 8,618.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.52 : 29,393.52 = 5,746.72 : x
  2. Step 2: Convert to fraction form
    19,599.52/29,393.52 = 5,746.72/x
  3. Step 3: Cross multiply
    19,599.52x = 29,393.52 × 5,746.72
  4. Step 4: Simplify right side
    19,599.52x = 168,916,329.25
  5. Step 5: Solve for x
    x = 168,916,329.25/19,599.52
  6. Step 6: Final answer
    x = 8,618.39

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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.