Home / 24,910.16-34,419.78-19,915.61

Finding the Fourth Proportional to 24,910.16, 34,419.78 and 19,915.61

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Solution

The fourth proportional to 24,910.16, 34,419.78 and 19,915.61 is: 27,518.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,910.16 : 34,419.78 = 19,915.61 : x
  2. Step 2: Convert to fraction form
    24,910.16/34,419.78 = 19,915.61/x
  3. Step 3: Cross multiply
    24,910.16x = 34,419.78 × 19,915.61
  4. Step 4: Simplify right side
    24,910.16x = 685,490,742.67
  5. Step 5: Solve for x
    x = 685,490,742.67/24,910.16
  6. Step 6: Final answer
    x = 27,518.53

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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.