Home / 35,145.10-48,500.36-19,229.50

Finding the Fourth Proportional to 35,145.10, 48,500.36 and 19,229.50

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Solution

The fourth proportional to 35,145.10, 48,500.36 and 19,229.50 is: 26,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,145.10 : 48,500.36 = 19,229.50 : x
  2. Step 2: Convert to fraction form
    35,145.10/48,500.36 = 19,229.50/x
  3. Step 3: Cross multiply
    35,145.10x = 48,500.36 × 19,229.50
  4. Step 4: Simplify right side
    35,145.10x = 932,637,672.62
  5. Step 5: Solve for x
    x = 932,637,672.62/35,145.10
  6. Step 6: Final answer
    x = 26,536.78

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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.