Home / 29,346.18-40,497.21-16,770.66

Finding the Fourth Proportional to 29,346.18, 40,497.21 and 16,770.66

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Solution

The fourth proportional to 29,346.18, 40,497.21 and 16,770.66 is: 23,143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,346.18 : 40,497.21 = 16,770.66 : x
  2. Step 2: Convert to fraction form
    29,346.18/40,497.21 = 16,770.66/x
  3. Step 3: Cross multiply
    29,346.18x = 40,497.21 × 16,770.66
  4. Step 4: Simplify right side
    29,346.18x = 679,164,939.86
  5. Step 5: Solve for x
    x = 679,164,939.86/29,346.18
  6. Step 6: Final answer
    x = 23,143.21

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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.