Home / 52,629.05-72,633.02-28,759.28

Finding the Fourth Proportional to 52,629.05, 72,633.02 and 28,759.28

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Solution

The fourth proportional to 52,629.05, 72,633.02 and 28,759.28 is: 39,690.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,629.05 : 72,633.02 = 28,759.28 : x
  2. Step 2: Convert to fraction form
    52,629.05/72,633.02 = 28,759.28/x
  3. Step 3: Cross multiply
    52,629.05x = 72,633.02 × 28,759.28
  4. Step 4: Simplify right side
    52,629.05x = 2,088,872,852.46
  5. Step 5: Solve for x
    x = 2,088,872,852.46/52,629.05
  6. Step 6: Final answer
    x = 39,690.50

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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.