Home / 13,023.07-19,535.51-5,231.88

Finding the Fourth Proportional to 13,023.07, 19,535.51 and 5,231.88

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Solution

The fourth proportional to 13,023.07, 19,535.51 and 5,231.88 is: 7,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.07 : 19,535.51 = 5,231.88 : x
  2. Step 2: Convert to fraction form
    13,023.07/19,535.51 = 5,231.88/x
  3. Step 3: Cross multiply
    13,023.07x = 19,535.51 × 5,231.88
  4. Step 4: Simplify right side
    13,023.07x = 102,207,444.06
  5. Step 5: Solve for x
    x = 102,207,444.06/13,023.07
  6. Step 6: Final answer
    x = 7,848.18

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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.