Home / 26,558.45-36,649.23-15,227.40

Finding the Fourth Proportional to 26,558.45, 36,649.23 and 15,227.40

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Solution

The fourth proportional to 26,558.45, 36,649.23 and 15,227.40 is: 21,012.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,558.45 : 36,649.23 = 15,227.40 : x
  2. Step 2: Convert to fraction form
    26,558.45/36,649.23 = 15,227.40/x
  3. Step 3: Cross multiply
    26,558.45x = 36,649.23 × 15,227.40
  4. Step 4: Simplify right side
    26,558.45x = 558,072,484.90
  5. Step 5: Solve for x
    x = 558,072,484.90/26,558.45
  6. Step 6: Final answer
    x = 21,012.99

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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.