Home / 52,150.80-71,967.96-28,277.40

Finding the Fourth Proportional to 52,150.80, 71,967.96 and 28,277.40

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Solution

The fourth proportional to 52,150.80, 71,967.96 and 28,277.40 is: 39,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150.80 : 71,967.96 = 28,277.40 : x
  2. Step 2: Convert to fraction form
    52,150.80/71,967.96 = 28,277.40/x
  3. Step 3: Cross multiply
    52,150.80x = 71,967.96 × 28,277.40
  4. Step 4: Simplify right side
    52,150.80x = 2,035,066,792.10
  5. Step 5: Solve for x
    x = 2,035,066,792.10/52,150.80
  6. Step 6: Final answer
    x = 39,022.73

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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.