Home / 13,254.35-19,880.49-5,859.05

Finding the Fourth Proportional to 13,254.35, 19,880.49 and 5,859.05

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Solution

The fourth proportional to 13,254.35, 19,880.49 and 5,859.05 is: 8,788.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.35 : 19,880.49 = 5,859.05 : x
  2. Step 2: Convert to fraction form
    13,254.35/19,880.49 = 5,859.05/x
  3. Step 3: Cross multiply
    13,254.35x = 19,880.49 × 5,859.05
  4. Step 4: Simplify right side
    13,254.35x = 116,480,784.93
  5. Step 5: Solve for x
    x = 116,480,784.93/13,254.35
  6. Step 6: Final answer
    x = 8,788.12

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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.