Home / 16,460.37-22,718.75-15,131.97

Finding the Fourth Proportional to 16,460.37, 22,718.75 and 15,131.97

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Solution

The fourth proportional to 16,460.37, 22,718.75 and 15,131.97 is: 20,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,460.37 : 22,718.75 = 15,131.97 : x
  2. Step 2: Convert to fraction form
    16,460.37/22,718.75 = 15,131.97/x
  3. Step 3: Cross multiply
    16,460.37x = 22,718.75 × 15,131.97
  4. Step 4: Simplify right side
    16,460.37x = 343,779,367.78
  5. Step 5: Solve for x
    x = 343,779,367.78/16,460.37
  6. Step 6: Final answer
    x = 20,885.28

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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.