Home / 16,840.29-23,234.39-9,765.35

Finding the Fourth Proportional to 16,840.29, 23,234.39 and 9,765.35

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Solution

The fourth proportional to 16,840.29, 23,234.39 and 9,765.35 is: 13,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.29 : 23,234.39 = 9,765.35 : x
  2. Step 2: Convert to fraction form
    16,840.29/23,234.39 = 9,765.35/x
  3. Step 3: Cross multiply
    16,840.29x = 23,234.39 × 9,765.35
  4. Step 4: Simplify right side
    16,840.29x = 226,891,785.39
  5. Step 5: Solve for x
    x = 226,891,785.39/16,840.29
  6. Step 6: Final answer
    x = 13,473.15

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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.