Home / 28,014.66-38,674.26-17,407.71

Finding the Fourth Proportional to 28,014.66, 38,674.26 and 17,407.71

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Solution

The fourth proportional to 28,014.66, 38,674.26 and 17,407.71 is: 24,031.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014.66 : 38,674.26 = 17,407.71 : x
  2. Step 2: Convert to fraction form
    28,014.66/38,674.26 = 17,407.71/x
  3. Step 3: Cross multiply
    28,014.66x = 38,674.26 × 17,407.71
  4. Step 4: Simplify right side
    28,014.66x = 673,230,302.54
  5. Step 5: Solve for x
    x = 673,230,302.54/28,014.66
  6. Step 6: Final answer
    x = 24,031.36

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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.