Home / 16,911.51-23,339.61-9,741.66

Finding the Fourth Proportional to 16,911.51, 23,339.61 and 9,741.66

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Solution

The fourth proportional to 16,911.51, 23,339.61 and 9,741.66 is: 13,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.51 : 23,339.61 = 9,741.66 : x
  2. Step 2: Convert to fraction form
    16,911.51/23,339.61 = 9,741.66/x
  3. Step 3: Cross multiply
    16,911.51x = 23,339.61 × 9,741.66
  4. Step 4: Simplify right side
    16,911.51x = 227,366,545.15
  5. Step 5: Solve for x
    x = 227,366,545.15/16,911.51
  6. Step 6: Final answer
    x = 13,444.49

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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.