Home / 26,336.54-36,337.10-15,722.30

Finding the Fourth Proportional to 26,336.54, 36,337.10 and 15,722.30

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Solution

The fourth proportional to 26,336.54, 36,337.10 and 15,722.30 is: 21,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,336.54 : 36,337.10 = 15,722.30 : x
  2. Step 2: Convert to fraction form
    26,336.54/36,337.10 = 15,722.30/x
  3. Step 3: Cross multiply
    26,336.54x = 36,337.10 × 15,722.30
  4. Step 4: Simplify right side
    26,336.54x = 571,302,799.56
  5. Step 5: Solve for x
    x = 571,302,799.56/26,336.54
  6. Step 6: Final answer
    x = 21,692.40

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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.