Home / 30,146.31-41,602.01-16,717.73

Finding the Fourth Proportional to 30,146.31, 41,602.01 and 16,717.73

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Solution

The fourth proportional to 30,146.31, 41,602.01 and 16,717.73 is: 23,070.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146.31 : 41,602.01 = 16,717.73 : x
  2. Step 2: Convert to fraction form
    30,146.31/41,602.01 = 16,717.73/x
  3. Step 3: Cross multiply
    30,146.31x = 41,602.01 × 16,717.73
  4. Step 4: Simplify right side
    30,146.31x = 695,490,879.04
  5. Step 5: Solve for x
    x = 695,490,879.04/30,146.31
  6. Step 6: Final answer
    x = 23,070.51

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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.