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Finding the Fourth Proportional to 52,769, 72,809.58 and 32,355.44

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Solution

The fourth proportional to 52,769, 72,809.58 and 32,355.44 is: 44,643.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,769 : 72,809.58 = 32,355.44 : x
  2. Step 2: Convert to fraction form
    52,769/72,809.58 = 32,355.44/x
  3. Step 3: Cross multiply
    52,769x = 72,809.58 × 32,355.44
  4. Step 4: Simplify right side
    52,769x = 2,355,785,997.12
  5. Step 5: Solve for x
    x = 2,355,785,997.12/52,769
  6. Step 6: Final answer
    x = 44,643.37

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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.