Home / 29,064.69-40,121.46-19,646.01

Finding the Fourth Proportional to 29,064.69, 40,121.46 and 19,646.01

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Solution

The fourth proportional to 29,064.69, 40,121.46 and 19,646.01 is: 27,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,064.69 : 40,121.46 = 19,646.01 : x
  2. Step 2: Convert to fraction form
    29,064.69/40,121.46 = 19,646.01/x
  3. Step 3: Cross multiply
    29,064.69x = 40,121.46 × 19,646.01
  4. Step 4: Simplify right side
    29,064.69x = 788,226,604.37
  5. Step 5: Solve for x
    x = 788,226,604.37/29,064.69
  6. Step 6: Final answer
    x = 27,119.73

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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.