Home / 16,910.21-23,340.52-9,740.95

Finding the Fourth Proportional to 16,910.21, 23,340.52 and 9,740.95

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Solution

The fourth proportional to 16,910.21, 23,340.52 and 9,740.95 is: 13,445.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.21 : 23,340.52 = 9,740.95 : x
  2. Step 2: Convert to fraction form
    16,910.21/23,340.52 = 9,740.95/x
  3. Step 3: Cross multiply
    16,910.21x = 23,340.52 × 9,740.95
  4. Step 4: Simplify right side
    16,910.21x = 227,358,672.89
  5. Step 5: Solve for x
    x = 227,358,672.89/16,910.21
  6. Step 6: Final answer
    x = 13,445.06

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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.