Home / 30,562.22-42,175.68-16,951.16

Finding the Fourth Proportional to 30,562.22, 42,175.68 and 16,951.16

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Solution

The fourth proportional to 30,562.22, 42,175.68 and 16,951.16 is: 23,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,562.22 : 42,175.68 = 16,951.16 : x
  2. Step 2: Convert to fraction form
    30,562.22/42,175.68 = 16,951.16/x
  3. Step 3: Cross multiply
    30,562.22x = 42,175.68 × 16,951.16
  4. Step 4: Simplify right side
    30,562.22x = 714,926,699.79
  5. Step 5: Solve for x
    x = 714,926,699.79/30,562.22
  6. Step 6: Final answer
    x = 23,392.50

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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.