Home / 16,897.34-23,317.14-9,342.44

Finding the Fourth Proportional to 16,897.34, 23,317.14 and 9,342.44

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Solution

The fourth proportional to 16,897.34, 23,317.14 and 9,342.44 is: 12,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.34 : 23,317.14 = 9,342.44 : x
  2. Step 2: Convert to fraction form
    16,897.34/23,317.14 = 9,342.44/x
  3. Step 3: Cross multiply
    16,897.34x = 23,317.14 × 9,342.44
  4. Step 4: Simplify right side
    16,897.34x = 217,838,981.42
  5. Step 5: Solve for x
    x = 217,838,981.42/16,897.34
  6. Step 6: Final answer
    x = 12,891.91

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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.