Home / 13,044.75-19,569.95-4,279.34

Finding the Fourth Proportional to 13,044.75, 19,569.95 and 4,279.34

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Solution

The fourth proportional to 13,044.75, 19,569.95 and 4,279.34 is: 6,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.75 : 19,569.95 = 4,279.34 : x
  2. Step 2: Convert to fraction form
    13,044.75/19,569.95 = 4,279.34/x
  3. Step 3: Cross multiply
    13,044.75x = 19,569.95 × 4,279.34
  4. Step 4: Simplify right side
    13,044.75x = 83,746,350.59
  5. Step 5: Solve for x
    x = 83,746,350.59/13,044.75
  6. Step 6: Final answer
    x = 6,419.93

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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.