Home / 16,970.13-23,416.25-9,516.69

Finding the Fourth Proportional to 16,970.13, 23,416.25 and 9,516.69

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Solution

The fourth proportional to 16,970.13, 23,416.25 and 9,516.69 is: 13,131.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.13 : 23,416.25 = 9,516.69 : x
  2. Step 2: Convert to fraction form
    16,970.13/23,416.25 = 9,516.69/x
  3. Step 3: Cross multiply
    16,970.13x = 23,416.25 × 9,516.69
  4. Step 4: Simplify right side
    16,970.13x = 222,845,144.63
  5. Step 5: Solve for x
    x = 222,845,144.63/16,970.13
  6. Step 6: Final answer
    x = 13,131.61

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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.