Home / 23,328.76-34,961.82-12,782.92

Finding the Fourth Proportional to 23,328.76, 34,961.82 and 12,782.92

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Solution

The fourth proportional to 23,328.76, 34,961.82 and 12,782.92 is: 19,157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328.76 : 34,961.82 = 12,782.92 : x
  2. Step 2: Convert to fraction form
    23,328.76/34,961.82 = 12,782.92/x
  3. Step 3: Cross multiply
    23,328.76x = 34,961.82 × 12,782.92
  4. Step 4: Simplify right side
    23,328.76x = 446,914,148.11
  5. Step 5: Solve for x
    x = 446,914,148.11/23,328.76
  6. Step 6: Final answer
    x = 19,157.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.