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Finding the Fourth Proportional to 35,698.92, 49,263.22 and 20,592.22

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Solution

The fourth proportional to 35,698.92, 49,263.22 and 20,592.22 is: 28,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,698.92 : 49,263.22 = 20,592.22 : x
  2. Step 2: Convert to fraction form
    35,698.92/49,263.22 = 20,592.22/x
  3. Step 3: Cross multiply
    35,698.92x = 49,263.22 × 20,592.22
  4. Step 4: Simplify right side
    35,698.92x = 1,014,439,064.15
  5. Step 5: Solve for x
    x = 1,014,439,064.15/35,698.92
  6. Step 6: Final answer
    x = 28,416.52

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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.