Home / 39,339.74-59,003.71-12,682.31

Finding the Fourth Proportional to 39,339.74, 59,003.71 and 12,682.31

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Solution

The fourth proportional to 39,339.74, 59,003.71 and 12,682.31 is: 19,021.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,339.74 : 59,003.71 = 12,682.31 : x
  2. Step 2: Convert to fraction form
    39,339.74/59,003.71 = 12,682.31/x
  3. Step 3: Cross multiply
    39,339.74x = 59,003.71 × 12,682.31
  4. Step 4: Simplify right side
    39,339.74x = 748,303,014.65
  5. Step 5: Solve for x
    x = 748,303,014.65/39,339.74
  6. Step 6: Final answer
    x = 19,021.55

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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.