Home / 30,146.15-41,602.66-16,718.66

Finding the Fourth Proportional to 30,146.15, 41,602.66 and 16,718.66

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Solution

The fourth proportional to 30,146.15, 41,602.66 and 16,718.66 is: 23,072.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146.15 : 41,602.66 = 16,718.66 : x
  2. Step 2: Convert to fraction form
    30,146.15/41,602.66 = 16,718.66/x
  3. Step 3: Cross multiply
    30,146.15x = 41,602.66 × 16,718.66
  4. Step 4: Simplify right side
    30,146.15x = 695,540,477.83
  5. Step 5: Solve for x
    x = 695,540,477.83/30,146.15
  6. Step 6: Final answer
    x = 23,072.28

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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.