Home / 52,192.96-72,026.20-28,319.64

Finding the Fourth Proportional to 52,192.96, 72,026.20 and 28,319.64

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Solution

The fourth proportional to 52,192.96, 72,026.20 and 28,319.64 is: 39,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,192.96 : 72,026.20 = 28,319.64 : x
  2. Step 2: Convert to fraction form
    52,192.96/72,026.20 = 28,319.64/x
  3. Step 3: Cross multiply
    52,192.96x = 72,026.20 × 28,319.64
  4. Step 4: Simplify right side
    52,192.96x = 2,039,756,054.57
  5. Step 5: Solve for x
    x = 2,039,756,054.57/52,192.96
  6. Step 6: Final answer
    x = 39,081.06

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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.