Home / 32,103.61-44,288.03-20,776.77

Finding the Fourth Proportional to 32,103.61, 44,288.03 and 20,776.77

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Solution

The fourth proportional to 32,103.61, 44,288.03 and 20,776.77 is: 28,662.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,103.61 : 44,288.03 = 20,776.77 : x
  2. Step 2: Convert to fraction form
    32,103.61/44,288.03 = 20,776.77/x
  3. Step 3: Cross multiply
    32,103.61x = 44,288.03 × 20,776.77
  4. Step 4: Simplify right side
    32,103.61x = 920,162,265.01
  5. Step 5: Solve for x
    x = 920,162,265.01/32,103.61
  6. Step 6: Final answer
    x = 28,662.27

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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.