Home / 38,005.66-56,934.68-18,298.06

Finding the Fourth Proportional to 38,005.66, 56,934.68 and 18,298.06

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Solution

The fourth proportional to 38,005.66, 56,934.68 and 18,298.06 is: 27,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,005.66 : 56,934.68 = 18,298.06 : x
  2. Step 2: Convert to fraction form
    38,005.66/56,934.68 = 18,298.06/x
  3. Step 3: Cross multiply
    38,005.66x = 56,934.68 × 18,298.06
  4. Step 4: Simplify right side
    38,005.66x = 1,041,794,190.72
  5. Step 5: Solve for x
    x = 1,041,794,190.72/38,005.66
  6. Step 6: Final answer
    x = 27,411.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.