Home / 34,717.75-47,910.41-18,802.15

Finding the Fourth Proportional to 34,717.75, 47,910.41 and 18,802.15

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Solution

The fourth proportional to 34,717.75, 47,910.41 and 18,802.15 is: 25,946.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,717.75 : 47,910.41 = 18,802.15 : x
  2. Step 2: Convert to fraction form
    34,717.75/47,910.41 = 18,802.15/x
  3. Step 3: Cross multiply
    34,717.75x = 47,910.41 × 18,802.15
  4. Step 4: Simplify right side
    34,717.75x = 900,818,715.38
  5. Step 5: Solve for x
    x = 900,818,715.38/34,717.75
  6. Step 6: Final answer
    x = 25,946.92

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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.