Home / 29,646.24-40,871.78-19,017.42

Finding the Fourth Proportional to 29,646.24, 40,871.78 and 19,017.42

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Solution

The fourth proportional to 29,646.24, 40,871.78 and 19,017.42 is: 26,218.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,646.24 : 40,871.78 = 19,017.42 : x
  2. Step 2: Convert to fraction form
    29,646.24/40,871.78 = 19,017.42/x
  3. Step 3: Cross multiply
    29,646.24x = 40,871.78 × 19,017.42
  4. Step 4: Simplify right side
    29,646.24x = 777,275,806.41
  5. Step 5: Solve for x
    x = 777,275,806.41/29,646.24
  6. Step 6: Final answer
    x = 26,218.36

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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.