Home / 32,578.20-44,962.74-20,642.66

Finding the Fourth Proportional to 32,578.20, 44,962.74 and 20,642.66

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Solution

The fourth proportional to 32,578.20, 44,962.74 and 20,642.66 is: 28,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,578.20 : 44,962.74 = 20,642.66 : x
  2. Step 2: Convert to fraction form
    32,578.20/44,962.74 = 20,642.66/x
  3. Step 3: Cross multiply
    32,578.20x = 44,962.74 × 20,642.66
  4. Step 4: Simplify right side
    32,578.20x = 928,150,329.67
  5. Step 5: Solve for x
    x = 928,150,329.67/32,578.20
  6. Step 6: Final answer
    x = 28,489.92

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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.