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Finding the Fourth Proportional to 19,952.72, 29,929.08 and 6,101.72

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Solution

The fourth proportional to 19,952.72, 29,929.08 and 6,101.72 is: 9,152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.72 : 29,929.08 = 6,101.72 : x
  2. Step 2: Convert to fraction form
    19,952.72/29,929.08 = 6,101.72/x
  3. Step 3: Cross multiply
    19,952.72x = 29,929.08 × 6,101.72
  4. Step 4: Simplify right side
    19,952.72x = 182,618,866.02
  5. Step 5: Solve for x
    x = 182,618,866.02/19,952.72
  6. Step 6: Final answer
    x = 9,152.58

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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.