Home / 52,248.36-72,102.72-28,375.05

Finding the Fourth Proportional to 52,248.36, 72,102.72 and 28,375.05

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Solution

The fourth proportional to 52,248.36, 72,102.72 and 28,375.05 is: 39,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,248.36 : 72,102.72 = 28,375.05 : x
  2. Step 2: Convert to fraction form
    52,248.36/72,102.72 = 28,375.05/x
  3. Step 3: Cross multiply
    52,248.36x = 72,102.72 × 28,375.05
  4. Step 4: Simplify right side
    52,248.36x = 2,045,918,285.14
  5. Step 5: Solve for x
    x = 2,045,918,285.14/52,248.36
  6. Step 6: Final answer
    x = 39,157.56

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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.