Home / 29,710.24-40,964.88-19,100.32

Finding the Fourth Proportional to 29,710.24, 40,964.88 and 19,100.32

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Solution

The fourth proportional to 29,710.24, 40,964.88 and 19,100.32 is: 26,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,710.24 : 40,964.88 = 19,100.32 : x
  2. Step 2: Convert to fraction form
    29,710.24/40,964.88 = 19,100.32/x
  3. Step 3: Cross multiply
    29,710.24x = 40,964.88 × 19,100.32
  4. Step 4: Simplify right side
    29,710.24x = 782,442,316.76
  5. Step 5: Solve for x
    x = 782,442,316.76/29,710.24
  6. Step 6: Final answer
    x = 26,335.78

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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.