Home / 29,357.81-40,513.26-17,868.56

Finding the Fourth Proportional to 29,357.81, 40,513.26 and 17,868.56

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Solution

The fourth proportional to 29,357.81, 40,513.26 and 17,868.56 is: 24,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,357.81 : 40,513.26 = 17,868.56 : x
  2. Step 2: Convert to fraction form
    29,357.81/40,513.26 = 17,868.56/x
  3. Step 3: Cross multiply
    29,357.81x = 40,513.26 × 17,868.56
  4. Step 4: Simplify right side
    29,357.81x = 723,913,718.39
  5. Step 5: Solve for x
    x = 723,913,718.39/29,357.81
  6. Step 6: Final answer
    x = 24,658.31

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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.