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Finding the Fourth Proportional to 52,693.59, 72,714.60 and 30,033.57

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Solution

The fourth proportional to 52,693.59, 72,714.60 and 30,033.57 is: 41,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,693.59 : 72,714.60 = 30,033.57 : x
  2. Step 2: Convert to fraction form
    52,693.59/72,714.60 = 30,033.57/x
  3. Step 3: Cross multiply
    52,693.59x = 72,714.60 × 30,033.57
  4. Step 4: Simplify right side
    52,693.59x = 2,183,879,029.12
  5. Step 5: Solve for x
    x = 2,183,879,029.12/52,693.59
  6. Step 6: Final answer
    x = 41,444.87

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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.