Home / 26,522.81-36,603.23-15,764.82

Finding the Fourth Proportional to 26,522.81, 36,603.23 and 15,764.82

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Solution

The fourth proportional to 26,522.81, 36,603.23 and 15,764.82 is: 21,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,522.81 : 36,603.23 = 15,764.82 : x
  2. Step 2: Convert to fraction form
    26,522.81/36,603.23 = 15,764.82/x
  3. Step 3: Cross multiply
    26,522.81x = 36,603.23 × 15,764.82
  4. Step 4: Simplify right side
    26,522.81x = 577,043,253.54
  5. Step 5: Solve for x
    x = 577,043,253.54/26,522.81
  6. Step 6: Final answer
    x = 21,756.49

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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.