Home / 35,611.18-49,143.18-19,695.04

Finding the Fourth Proportional to 35,611.18, 49,143.18 and 19,695.04

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Solution

The fourth proportional to 35,611.18, 49,143.18 and 19,695.04 is: 27,179.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,611.18 : 49,143.18 = 19,695.04 : x
  2. Step 2: Convert to fraction form
    35,611.18/49,143.18 = 19,695.04/x
  3. Step 3: Cross multiply
    35,611.18x = 49,143.18 × 19,695.04
  4. Step 4: Simplify right side
    35,611.18x = 967,876,895.83
  5. Step 5: Solve for x
    x = 967,876,895.83/35,611.18
  6. Step 6: Final answer
    x = 27,179.02

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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.