Home / 52,145.55-71,960.93-28,272.22

Finding the Fourth Proportional to 52,145.55, 71,960.93 and 28,272.22

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Solution

The fourth proportional to 52,145.55, 71,960.93 and 28,272.22 is: 39,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,145.55 : 71,960.93 = 28,272.22 : x
  2. Step 2: Convert to fraction form
    52,145.55/71,960.93 = 28,272.22/x
  3. Step 3: Cross multiply
    52,145.55x = 71,960.93 × 28,272.22
  4. Step 4: Simplify right side
    52,145.55x = 2,034,495,244.36
  5. Step 5: Solve for x
    x = 2,034,495,244.36/52,145.55
  6. Step 6: Final answer
    x = 39,015.70

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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.