Home / 52,038.30-71,812.77-28,164.96

Finding the Fourth Proportional to 52,038.30, 71,812.77 and 28,164.96

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Solution

The fourth proportional to 52,038.30, 71,812.77 and 28,164.96 is: 38,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,038.30 : 71,812.77 = 28,164.96 : x
  2. Step 2: Convert to fraction form
    52,038.30/71,812.77 = 28,164.96/x
  3. Step 3: Cross multiply
    52,038.30x = 71,812.77 × 28,164.96
  4. Step 4: Simplify right side
    52,038.30x = 2,022,603,794.54
  5. Step 5: Solve for x
    x = 2,022,603,794.54/52,038.30
  6. Step 6: Final answer
    x = 38,867.60

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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.