Home / 39,327.81-58,959.06-15,620.73

Finding the Fourth Proportional to 39,327.81, 58,959.06 and 15,620.73

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Solution

The fourth proportional to 39,327.81, 58,959.06 and 15,620.73 is: 23,418.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,327.81 : 58,959.06 = 15,620.73 : x
  2. Step 2: Convert to fraction form
    39,327.81/58,959.06 = 15,620.73/x
  3. Step 3: Cross multiply
    39,327.81x = 58,959.06 × 15,620.73
  4. Step 4: Simplify right side
    39,327.81x = 920,983,498.74
  5. Step 5: Solve for x
    x = 920,983,498.74/39,327.81
  6. Step 6: Final answer
    x = 23,418.12

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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.