Home / 38,005.43-56,934.32-18,297.81

Finding the Fourth Proportional to 38,005.43, 56,934.32 and 18,297.81

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Solution

The fourth proportional to 38,005.43, 56,934.32 and 18,297.81 is: 27,411.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,005.43 : 56,934.32 = 18,297.81 : x
  2. Step 2: Convert to fraction form
    38,005.43/56,934.32 = 18,297.81/x
  3. Step 3: Cross multiply
    38,005.43x = 56,934.32 × 18,297.81
  4. Step 4: Simplify right side
    38,005.43x = 1,041,773,278.35
  5. Step 5: Solve for x
    x = 1,041,773,278.35/38,005.43
  6. Step 6: Final answer
    x = 27,411.17

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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.