Home / 52,213.32-72,052.45-28,339.49

Finding the Fourth Proportional to 52,213.32, 72,052.45 and 28,339.49

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Solution

The fourth proportional to 52,213.32, 72,052.45 and 28,339.49 is: 39,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213.32 : 72,052.45 = 28,339.49 : x
  2. Step 2: Convert to fraction form
    52,213.32/72,052.45 = 28,339.49/x
  3. Step 3: Cross multiply
    52,213.32x = 72,052.45 × 28,339.49
  4. Step 4: Simplify right side
    52,213.32x = 2,041,929,361.41
  5. Step 5: Solve for x
    x = 2,041,929,361.41/52,213.32
  6. Step 6: Final answer
    x = 39,107.44

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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.