Home / 19,023.13-26,252-10,639.63

Finding the Fourth Proportional to 19,023.13, 26,252 and 10,639.63

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Solution

The fourth proportional to 19,023.13, 26,252 and 10,639.63 is: 14,682.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.13 : 26,252 = 10,639.63 : x
  2. Step 2: Convert to fraction form
    19,023.13/26,252 = 10,639.63/x
  3. Step 3: Cross multiply
    19,023.13x = 26,252 × 10,639.63
  4. Step 4: Simplify right side
    19,023.13x = 279,311,566.76
  5. Step 5: Solve for x
    x = 279,311,566.76/19,023.13
  6. Step 6: Final answer
    x = 14,682.73

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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.