Home / 35,530.20-49,032.20-19,615.32

Finding the Fourth Proportional to 35,530.20, 49,032.20 and 19,615.32

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Solution

The fourth proportional to 35,530.20, 49,032.20 and 19,615.32 is: 27,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,530.20 : 49,032.20 = 19,615.32 : x
  2. Step 2: Convert to fraction form
    35,530.20/49,032.20 = 19,615.32/x
  3. Step 3: Cross multiply
    35,530.20x = 49,032.20 × 19,615.32
  4. Step 4: Simplify right side
    35,530.20x = 961,782,293.30
  5. Step 5: Solve for x
    x = 961,782,293.30/35,530.20
  6. Step 6: Final answer
    x = 27,069.43

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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.