Home / 38,776.04-58,175.73-13,812.83

Finding the Fourth Proportional to 38,776.04, 58,175.73 and 13,812.83

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Solution

The fourth proportional to 38,776.04, 58,175.73 and 13,812.83 is: 20,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,776.04 : 58,175.73 = 13,812.83 : x
  2. Step 2: Convert to fraction form
    38,776.04/58,175.73 = 13,812.83/x
  3. Step 3: Cross multiply
    38,776.04x = 58,175.73 × 13,812.83
  4. Step 4: Simplify right side
    38,776.04x = 803,571,177.74
  5. Step 5: Solve for x
    x = 803,571,177.74/38,776.04
  6. Step 6: Final answer
    x = 20,723.40

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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.