Home / 35,450.24-48,920.76-21,844.40

Finding the Fourth Proportional to 35,450.24, 48,920.76 and 21,844.40

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Solution

The fourth proportional to 35,450.24, 48,920.76 and 21,844.40 is: 30,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,450.24 : 48,920.76 = 21,844.40 : x
  2. Step 2: Convert to fraction form
    35,450.24/48,920.76 = 21,844.40/x
  3. Step 3: Cross multiply
    35,450.24x = 48,920.76 × 21,844.40
  4. Step 4: Simplify right side
    35,450.24x = 1,068,644,649.74
  5. Step 5: Solve for x
    x = 1,068,644,649.74/35,450.24
  6. Step 6: Final answer
    x = 30,144.92

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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.