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Finding the Fourth Proportional to 32,666.08, 48,992.16 and 19,149.16

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Solution

The fourth proportional to 32,666.08, 48,992.16 and 19,149.16 is: 28,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,666.08 : 48,992.16 = 19,149.16 : x
  2. Step 2: Convert to fraction form
    32,666.08/48,992.16 = 19,149.16/x
  3. Step 3: Cross multiply
    32,666.08x = 48,992.16 × 19,149.16
  4. Step 4: Simplify right side
    32,666.08x = 938,158,710.59
  5. Step 5: Solve for x
    x = 938,158,710.59/32,666.08
  6. Step 6: Final answer
    x = 28,719.66

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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.