Home / 38,864.75-58,297.01-12,212.71

Finding the Fourth Proportional to 38,864.75, 58,297.01 and 12,212.71

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Solution

The fourth proportional to 38,864.75, 58,297.01 and 12,212.71 is: 18,319.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,864.75 : 58,297.01 = 12,212.71 : x
  2. Step 2: Convert to fraction form
    38,864.75/58,297.01 = 12,212.71/x
  3. Step 3: Cross multiply
    38,864.75x = 58,297.01 × 12,212.71
  4. Step 4: Simplify right side
    38,864.75x = 711,964,270.19
  5. Step 5: Solve for x
    x = 711,964,270.19/38,864.75
  6. Step 6: Final answer
    x = 18,319.03

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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.