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Finding the Fourth Proportional to 44,064.60, 60,786.62 and 28,132.30

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Solution

The fourth proportional to 44,064.60, 60,786.62 and 28,132.30 is: 38,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,064.60 : 60,786.62 = 28,132.30 : x
  2. Step 2: Convert to fraction form
    44,064.60/60,786.62 = 28,132.30/x
  3. Step 3: Cross multiply
    44,064.60x = 60,786.62 × 28,132.30
  4. Step 4: Simplify right side
    44,064.60x = 1,710,067,289.16
  5. Step 5: Solve for x
    x = 1,710,067,289.16/44,064.60
  6. Step 6: Final answer
    x = 38,808.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.