Home / 38,908.25-58,363.74-12,613.22

Finding the Fourth Proportional to 38,908.25, 58,363.74 and 12,613.22

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Solution

The fourth proportional to 38,908.25, 58,363.74 and 12,613.22 is: 18,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.25 : 58,363.74 = 12,613.22 : x
  2. Step 2: Convert to fraction form
    38,908.25/58,363.74 = 12,613.22/x
  3. Step 3: Cross multiply
    38,908.25x = 58,363.74 × 12,613.22
  4. Step 4: Simplify right side
    38,908.25x = 736,154,619.69
  5. Step 5: Solve for x
    x = 736,154,619.69/38,908.25
  6. Step 6: Final answer
    x = 18,920.27

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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.