Home / 34,244.41-47,257.27-20,813.16

Finding the Fourth Proportional to 34,244.41, 47,257.27 and 20,813.16

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Solution

The fourth proportional to 34,244.41, 47,257.27 and 20,813.16 is: 28,722.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,244.41 : 47,257.27 = 20,813.16 : x
  2. Step 2: Convert to fraction form
    34,244.41/47,257.27 = 20,813.16/x
  3. Step 3: Cross multiply
    34,244.41x = 47,257.27 × 20,813.16
  4. Step 4: Simplify right side
    34,244.41x = 983,573,121.67
  5. Step 5: Solve for x
    x = 983,573,121.67/34,244.41
  6. Step 6: Final answer
    x = 28,722.15

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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.