Home / 34,336.32-47,380.32-20,927.04

Finding the Fourth Proportional to 34,336.32, 47,380.32 and 20,927.04

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Solution

The fourth proportional to 34,336.32, 47,380.32 and 20,927.04 is: 28,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,336.32 : 47,380.32 = 20,927.04 : x
  2. Step 2: Convert to fraction form
    34,336.32/47,380.32 = 20,927.04/x
  3. Step 3: Cross multiply
    34,336.32x = 47,380.32 × 20,927.04
  4. Step 4: Simplify right side
    34,336.32x = 991,529,851.85
  5. Step 5: Solve for x
    x = 991,529,851.85/34,336.32
  6. Step 6: Final answer
    x = 28,877.00

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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.