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Finding the Fourth Proportional to 17,101.68, 23,602.68 and 10,390.08

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Solution

The fourth proportional to 17,101.68, 23,602.68 and 10,390.08 is: 14,339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,101.68 : 23,602.68 = 10,390.08 : x
  2. Step 2: Convert to fraction form
    17,101.68/23,602.68 = 10,390.08/x
  3. Step 3: Cross multiply
    17,101.68x = 23,602.68 × 10,390.08
  4. Step 4: Simplify right side
    17,101.68x = 245,233,733.41
  5. Step 5: Solve for x
    x = 245,233,733.41/17,101.68
  6. Step 6: Final answer
    x = 14,339.75

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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.