Home / 13,269.07-19,894.38-5,869.49

Finding the Fourth Proportional to 13,269.07, 19,894.38 and 5,869.49

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Solution

The fourth proportional to 13,269.07, 19,894.38 and 5,869.49 is: 8,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.07 : 19,894.38 = 5,869.49 : x
  2. Step 2: Convert to fraction form
    13,269.07/19,894.38 = 5,869.49/x
  3. Step 3: Cross multiply
    13,269.07x = 19,894.38 × 5,869.49
  4. Step 4: Simplify right side
    13,269.07x = 116,769,864.47
  5. Step 5: Solve for x
    x = 116,769,864.47/13,269.07
  6. Step 6: Final answer
    x = 8,800.15

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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.