Home / 26,649.83-36,732.96-18,891.25

Finding the Fourth Proportional to 26,649.83, 36,732.96 and 18,891.25

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Solution

The fourth proportional to 26,649.83, 36,732.96 and 18,891.25 is: 26,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649.83 : 36,732.96 = 18,891.25 : x
  2. Step 2: Convert to fraction form
    26,649.83/36,732.96 = 18,891.25/x
  3. Step 3: Cross multiply
    26,649.83x = 36,732.96 × 18,891.25
  4. Step 4: Simplify right side
    26,649.83x = 693,931,438.77
  5. Step 5: Solve for x
    x = 693,931,438.77/26,649.83
  6. Step 6: Final answer
    x = 26,038.87

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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.