Home / 15,628.79-23,447.29-6,267.11

Finding the Fourth Proportional to 15,628.79, 23,447.29 and 6,267.11

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Solution

The fourth proportional to 15,628.79, 23,447.29 and 6,267.11 is: 9,402.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.79 : 23,447.29 = 6,267.11 : x
  2. Step 2: Convert to fraction form
    15,628.79/23,447.29 = 6,267.11/x
  3. Step 3: Cross multiply
    15,628.79x = 23,447.29 × 6,267.11
  4. Step 4: Simplify right side
    15,628.79x = 146,946,788.58
  5. Step 5: Solve for x
    x = 146,946,788.58/15,628.79
  6. Step 6: Final answer
    x = 9,402.31

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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.