Home / 35,371.46-48,810.66-19,455.78

Finding the Fourth Proportional to 35,371.46, 48,810.66 and 19,455.78

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Solution

The fourth proportional to 35,371.46, 48,810.66 and 19,455.78 is: 26,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,371.46 : 48,810.66 = 19,455.78 : x
  2. Step 2: Convert to fraction form
    35,371.46/48,810.66 = 19,455.78/x
  3. Step 3: Cross multiply
    35,371.46x = 48,810.66 × 19,455.78
  4. Step 4: Simplify right side
    35,371.46x = 949,649,462.61
  5. Step 5: Solve for x
    x = 949,649,462.61/35,371.46
  6. Step 6: Final answer
    x = 26,847.90

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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.