Home / 35,767.20-49,366.36-20,662.32

Finding the Fourth Proportional to 35,767.20, 49,366.36 and 20,662.32

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Solution

The fourth proportional to 35,767.20, 49,366.36 and 20,662.32 is: 28,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,767.20 : 49,366.36 = 20,662.32 : x
  2. Step 2: Convert to fraction form
    35,767.20/49,366.36 = 20,662.32/x
  3. Step 3: Cross multiply
    35,767.20x = 49,366.36 × 20,662.32
  4. Step 4: Simplify right side
    35,767.20x = 1,020,023,527.56
  5. Step 5: Solve for x
    x = 1,020,023,527.56/35,767.20
  6. Step 6: Final answer
    x = 28,518.41

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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.