Home / 16,972.66-23,421.20-10,254.32

Finding the Fourth Proportional to 16,972.66, 23,421.20 and 10,254.32

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Solution

The fourth proportional to 16,972.66, 23,421.20 and 10,254.32 is: 14,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.66 : 23,421.20 = 10,254.32 : x
  2. Step 2: Convert to fraction form
    16,972.66/23,421.20 = 10,254.32/x
  3. Step 3: Cross multiply
    16,972.66x = 23,421.20 × 10,254.32
  4. Step 4: Simplify right side
    16,972.66x = 240,168,479.58
  5. Step 5: Solve for x
    x = 240,168,479.58/16,972.66
  6. Step 6: Final answer
    x = 14,150.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.