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Finding the Fourth Proportional to 17,374.36, 23,975.59 and 9,717.59

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Solution

The fourth proportional to 17,374.36, 23,975.59 and 9,717.59 is: 13,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,374.36 : 23,975.59 = 9,717.59 : x
  2. Step 2: Convert to fraction form
    17,374.36/23,975.59 = 9,717.59/x
  3. Step 3: Cross multiply
    17,374.36x = 23,975.59 × 9,717.59
  4. Step 4: Simplify right side
    17,374.36x = 232,984,953.63
  5. Step 5: Solve for x
    x = 232,984,953.63/17,374.36
  6. Step 6: Final answer
    x = 13,409.70

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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.