Home / 52,742.44-72,784.59-28,869.24

Finding the Fourth Proportional to 52,742.44, 72,784.59 and 28,869.24

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Solution

The fourth proportional to 52,742.44, 72,784.59 and 28,869.24 is: 39,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,742.44 : 72,784.59 = 28,869.24 : x
  2. Step 2: Convert to fraction form
    52,742.44/72,784.59 = 28,869.24/x
  3. Step 3: Cross multiply
    52,742.44x = 72,784.59 × 28,869.24
  4. Step 4: Simplify right side
    52,742.44x = 2,101,235,797.01
  5. Step 5: Solve for x
    x = 2,101,235,797.01/52,742.44
  6. Step 6: Final answer
    x = 39,839.56

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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.