Home / 18,856.68-26,019.33-10,897.37

Finding the Fourth Proportional to 18,856.68, 26,019.33 and 10,897.37

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Solution

The fourth proportional to 18,856.68, 26,019.33 and 10,897.37 is: 15,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,856.68 : 26,019.33 = 10,897.37 : x
  2. Step 2: Convert to fraction form
    18,856.68/26,019.33 = 10,897.37/x
  3. Step 3: Cross multiply
    18,856.68x = 26,019.33 × 10,897.37
  4. Step 4: Simplify right side
    18,856.68x = 283,542,372.08
  5. Step 5: Solve for x
    x = 283,542,372.08/18,856.68
  6. Step 6: Final answer
    x = 15,036.70

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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.