Home / 16,713.76-23,064.98-9,999.66

Finding the Fourth Proportional to 16,713.76, 23,064.98 and 9,999.66

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Solution

The fourth proportional to 16,713.76, 23,064.98 and 9,999.66 is: 13,799.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,713.76 : 23,064.98 = 9,999.66 : x
  2. Step 2: Convert to fraction form
    16,713.76/23,064.98 = 9,999.66/x
  3. Step 3: Cross multiply
    16,713.76x = 23,064.98 × 9,999.66
  4. Step 4: Simplify right side
    16,713.76x = 230,641,957.91
  5. Step 5: Solve for x
    x = 230,641,957.91/16,713.76
  6. Step 6: Final answer
    x = 13,799.53

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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.