Home / 30,071.66-41,497.17-16,642.11

Finding the Fourth Proportional to 30,071.66, 41,497.17 and 16,642.11

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Solution

The fourth proportional to 30,071.66, 41,497.17 and 16,642.11 is: 22,965.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071.66 : 41,497.17 = 16,642.11 : x
  2. Step 2: Convert to fraction form
    30,071.66/41,497.17 = 16,642.11/x
  3. Step 3: Cross multiply
    30,071.66x = 41,497.17 × 16,642.11
  4. Step 4: Simplify right side
    30,071.66x = 690,600,467.83
  5. Step 5: Solve for x
    x = 690,600,467.83/30,071.66
  6. Step 6: Final answer
    x = 22,965.16

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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.