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Finding the Fourth Proportional to 30,005.15, 44,965.47 and 22,957.88

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Solution

The fourth proportional to 30,005.15, 44,965.47 and 22,957.88 is: 34,404.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,005.15 : 44,965.47 = 22,957.88 : x
  2. Step 2: Convert to fraction form
    30,005.15/44,965.47 = 22,957.88/x
  3. Step 3: Cross multiply
    30,005.15x = 44,965.47 × 22,957.88
  4. Step 4: Simplify right side
    30,005.15x = 1,032,311,864.40
  5. Step 5: Solve for x
    x = 1,032,311,864.40/30,005.15
  6. Step 6: Final answer
    x = 34,404.49

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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.