Home / 13,302.48-19,953.52-3,440.96

Finding the Fourth Proportional to 13,302.48, 19,953.52 and 3,440.96

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Solution

The fourth proportional to 13,302.48, 19,953.52 and 3,440.96 is: 5,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.48 : 19,953.52 = 3,440.96 : x
  2. Step 2: Convert to fraction form
    13,302.48/19,953.52 = 3,440.96/x
  3. Step 3: Cross multiply
    13,302.48x = 19,953.52 × 3,440.96
  4. Step 4: Simplify right side
    13,302.48x = 68,659,264.18
  5. Step 5: Solve for x
    x = 68,659,264.18/13,302.48
  6. Step 6: Final answer
    x = 5,161.39

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1.5x scale

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.