Home / 36,730.62-50,688.06-20,818.08

Finding the Fourth Proportional to 36,730.62, 50,688.06 and 20,818.08

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Solution

The fourth proportional to 36,730.62, 50,688.06 and 20,818.08 is: 28,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,730.62 : 50,688.06 = 20,818.08 : x
  2. Step 2: Convert to fraction form
    36,730.62/50,688.06 = 20,818.08/x
  3. Step 3: Cross multiply
    36,730.62x = 50,688.06 × 20,818.08
  4. Step 4: Simplify right side
    36,730.62x = 1,055,228,088.12
  5. Step 5: Solve for x
    x = 1,055,228,088.12/36,730.62
  6. Step 6: Final answer
    x = 28,728.84

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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.