Home / 13,841.03-19,100.52-7,553.40

Finding the Fourth Proportional to 13,841.03, 19,100.52 and 7,553.40

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Solution

The fourth proportional to 13,841.03, 19,100.52 and 7,553.40 is: 10,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841.03 : 19,100.52 = 7,553.40 : x
  2. Step 2: Convert to fraction form
    13,841.03/19,100.52 = 7,553.40/x
  3. Step 3: Cross multiply
    13,841.03x = 19,100.52 × 7,553.40
  4. Step 4: Simplify right side
    13,841.03x = 144,273,867.77
  5. Step 5: Solve for x
    x = 144,273,867.77/13,841.03
  6. Step 6: Final answer
    x = 10,423.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.