Home / 38,801.32-58,172.48-20,069.43

Finding the Fourth Proportional to 38,801.32, 58,172.48 and 20,069.43

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Solution

The fourth proportional to 38,801.32, 58,172.48 and 20,069.43 is: 30,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,801.32 : 58,172.48 = 20,069.43 : x
  2. Step 2: Convert to fraction form
    38,801.32/58,172.48 = 20,069.43/x
  3. Step 3: Cross multiply
    38,801.32x = 58,172.48 × 20,069.43
  4. Step 4: Simplify right side
    38,801.32x = 1,167,488,515.29
  5. Step 5: Solve for x
    x = 1,167,488,515.29/38,801.32
  6. Step 6: Final answer
    x = 30,088.89

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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.