Home / 18,855.34-26,017.48-10,896.03

Finding the Fourth Proportional to 18,855.34, 26,017.48 and 10,896.03

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Solution

The fourth proportional to 18,855.34, 26,017.48 and 10,896.03 is: 15,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,855.34 : 26,017.48 = 10,896.03 : x
  2. Step 2: Convert to fraction form
    18,855.34/26,017.48 = 10,896.03/x
  3. Step 3: Cross multiply
    18,855.34x = 26,017.48 × 10,896.03
  4. Step 4: Simplify right side
    18,855.34x = 283,487,242.60
  5. Step 5: Solve for x
    x = 283,487,242.60/18,855.34
  6. Step 6: Final answer
    x = 15,034.85

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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.