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Finding the Fourth Proportional to 52,659.68, 72,663.34 and 33,822.32

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Solution

The fourth proportional to 52,659.68, 72,663.34 and 33,822.32 is: 46,670.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,659.68 : 72,663.34 = 33,822.32 : x
  2. Step 2: Convert to fraction form
    52,659.68/72,663.34 = 33,822.32/x
  3. Step 3: Cross multiply
    52,659.68x = 72,663.34 × 33,822.32
  4. Step 4: Simplify right side
    52,659.68x = 2,457,642,737.75
  5. Step 5: Solve for x
    x = 2,457,642,737.75/52,659.68
  6. Step 6: Final answer
    x = 46,670.29

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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.