Home / 26,603.55-36,712.89-15,999.35

Finding the Fourth Proportional to 26,603.55, 36,712.89 and 15,999.35

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Solution

The fourth proportional to 26,603.55, 36,712.89 and 15,999.35 is: 22,079.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,603.55 : 36,712.89 = 15,999.35 : x
  2. Step 2: Convert to fraction form
    26,603.55/36,712.89 = 15,999.35/x
  3. Step 3: Cross multiply
    26,603.55x = 36,712.89 × 15,999.35
  4. Step 4: Simplify right side
    26,603.55x = 587,382,193.06
  5. Step 5: Solve for x
    x = 587,382,193.06/26,603.55
  6. Step 6: Final answer
    x = 22,079.09

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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.