Home / 16,848.34-23,243.19-9,770.66

Finding the Fourth Proportional to 16,848.34, 23,243.19 and 9,770.66

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Solution

The fourth proportional to 16,848.34, 23,243.19 and 9,770.66 is: 13,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,848.34 : 23,243.19 = 9,770.66 : x
  2. Step 2: Convert to fraction form
    16,848.34/23,243.19 = 9,770.66/x
  3. Step 3: Cross multiply
    16,848.34x = 23,243.19 × 9,770.66
  4. Step 4: Simplify right side
    16,848.34x = 227,101,141.74
  5. Step 5: Solve for x
    x = 227,101,141.74/16,848.34
  6. Step 6: Final answer
    x = 13,479.14

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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.