Home / 16,895.34-23,319.30-11,239.92

Finding the Fourth Proportional to 16,895.34, 23,319.30 and 11,239.92

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Solution

The fourth proportional to 16,895.34, 23,319.30 and 11,239.92 is: 15,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.34 : 23,319.30 = 11,239.92 : x
  2. Step 2: Convert to fraction form
    16,895.34/23,319.30 = 11,239.92/x
  3. Step 3: Cross multiply
    16,895.34x = 23,319.30 × 11,239.92
  4. Step 4: Simplify right side
    16,895.34x = 262,107,066.46
  5. Step 5: Solve for x
    x = 262,107,066.46/16,895.34
  6. Step 6: Final answer
    x = 15,513.57

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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.