Home / 38,864.50-58,217.28-19,081.06

Finding the Fourth Proportional to 38,864.50, 58,217.28 and 19,081.06

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Solution

The fourth proportional to 38,864.50, 58,217.28 and 19,081.06 is: 28,582.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,864.50 : 58,217.28 = 19,081.06 : x
  2. Step 2: Convert to fraction form
    38,864.50/58,217.28 = 19,081.06/x
  3. Step 3: Cross multiply
    38,864.50x = 58,217.28 × 19,081.06
  4. Step 4: Simplify right side
    38,864.50x = 1,110,847,412.72
  5. Step 5: Solve for x
    x = 1,110,847,412.72/38,864.50
  6. Step 6: Final answer
    x = 28,582.57

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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.