Home / 13,073.40-19,612.13-4,755.51

Finding the Fourth Proportional to 13,073.40, 19,612.13 and 4,755.51

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Solution

The fourth proportional to 13,073.40, 19,612.13 and 4,755.51 is: 7,134.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.40 : 19,612.13 = 4,755.51 : x
  2. Step 2: Convert to fraction form
    13,073.40/19,612.13 = 4,755.51/x
  3. Step 3: Cross multiply
    13,073.40x = 19,612.13 × 4,755.51
  4. Step 4: Simplify right side
    13,073.40x = 93,265,656.56
  5. Step 5: Solve for x
    x = 93,265,656.56/13,073.40
  6. Step 6: Final answer
    x = 7,134.00

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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.