Home / 30,335.41-41,864.17-16,906.67

Finding the Fourth Proportional to 30,335.41, 41,864.17 and 16,906.67

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Solution

The fourth proportional to 30,335.41, 41,864.17 and 16,906.67 is: 23,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335.41 : 41,864.17 = 16,906.67 : x
  2. Step 2: Convert to fraction form
    30,335.41/41,864.17 = 16,906.67/x
  3. Step 3: Cross multiply
    30,335.41x = 41,864.17 × 16,906.67
  4. Step 4: Simplify right side
    30,335.41x = 707,783,643.79
  5. Step 5: Solve for x
    x = 707,783,643.79/30,335.41
  6. Step 6: Final answer
    x = 23,331.93

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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.