Home / 16,983.71-23,440.29-9,432.47

Finding the Fourth Proportional to 16,983.71, 23,440.29 and 9,432.47

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Solution

The fourth proportional to 16,983.71, 23,440.29 and 9,432.47 is: 13,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983.71 : 23,440.29 = 9,432.47 : x
  2. Step 2: Convert to fraction form
    16,983.71/23,440.29 = 9,432.47/x
  3. Step 3: Cross multiply
    16,983.71x = 23,440.29 × 9,432.47
  4. Step 4: Simplify right side
    16,983.71x = 221,099,832.22
  5. Step 5: Solve for x
    x = 221,099,832.22/16,983.71
  6. Step 6: Final answer
    x = 13,018.35

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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.