Home / 34,754.18-47,960.86-18,838.62

Finding the Fourth Proportional to 34,754.18, 47,960.86 and 18,838.62

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Solution

The fourth proportional to 34,754.18, 47,960.86 and 18,838.62 is: 25,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,754.18 : 47,960.86 = 18,838.62 : x
  2. Step 2: Convert to fraction form
    34,754.18/47,960.86 = 18,838.62/x
  3. Step 3: Cross multiply
    34,754.18x = 47,960.86 × 18,838.62
  4. Step 4: Simplify right side
    34,754.18x = 903,516,416.41
  5. Step 5: Solve for x
    x = 903,516,416.41/34,754.18
  6. Step 6: Final answer
    x = 25,997.35

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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.