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Finding the Fourth Proportional to 17,952.30, 26,929.62 and 14,658.30

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Solution

The fourth proportional to 17,952.30, 26,929.62 and 14,658.30 is: 21,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,952.30 : 26,929.62 = 14,658.30 : x
  2. Step 2: Convert to fraction form
    17,952.30/26,929.62 = 14,658.30/x
  3. Step 3: Cross multiply
    17,952.30x = 26,929.62 × 14,658.30
  4. Step 4: Simplify right side
    17,952.30x = 394,742,448.85
  5. Step 5: Solve for x
    x = 394,742,448.85/17,952.30
  6. Step 6: Final answer
    x = 21,988.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.