Home / 26,638.17-36,764.99-15,884.38

Finding the Fourth Proportional to 26,638.17, 36,764.99 and 15,884.38

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Solution

The fourth proportional to 26,638.17, 36,764.99 and 15,884.38 is: 21,923.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.17 : 36,764.99 = 15,884.38 : x
  2. Step 2: Convert to fraction form
    26,638.17/36,764.99 = 15,884.38/x
  3. Step 3: Cross multiply
    26,638.17x = 36,764.99 × 15,884.38
  4. Step 4: Simplify right side
    26,638.17x = 583,989,071.86
  5. Step 5: Solve for x
    x = 583,989,071.86/26,638.17
  6. Step 6: Final answer
    x = 21,923.02

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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.