Home / 36,056.20-49,746.68-20,945.92

Finding the Fourth Proportional to 36,056.20, 49,746.68 and 20,945.92

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Solution

The fourth proportional to 36,056.20, 49,746.68 and 20,945.92 is: 28,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,056.20 : 49,746.68 = 20,945.92 : x
  2. Step 2: Convert to fraction form
    36,056.20/49,746.68 = 20,945.92/x
  3. Step 3: Cross multiply
    36,056.20x = 49,746.68 × 20,945.92
  4. Step 4: Simplify right side
    36,056.20x = 1,041,989,979.55
  5. Step 5: Solve for x
    x = 1,041,989,979.55/36,056.20
  6. Step 6: Final answer
    x = 28,899.05

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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.