Home / 38,276.45-52,821.52-22,145.96

Finding the Fourth Proportional to 38,276.45, 52,821.52 and 22,145.96

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Solution

The fourth proportional to 38,276.45, 52,821.52 and 22,145.96 is: 30,561.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,276.45 : 52,821.52 = 22,145.96 : x
  2. Step 2: Convert to fraction form
    38,276.45/52,821.52 = 22,145.96/x
  3. Step 3: Cross multiply
    38,276.45x = 52,821.52 × 22,145.96
  4. Step 4: Simplify right side
    38,276.45x = 1,169,783,048.63
  5. Step 5: Solve for x
    x = 1,169,783,048.63/38,276.45
  6. Step 6: Final answer
    x = 30,561.43

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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.