Home / 12,917.88-19,374.69-4,596.65

Finding the Fourth Proportional to 12,917.88, 19,374.69 and 4,596.65

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Solution

The fourth proportional to 12,917.88, 19,374.69 and 4,596.65 is: 6,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,917.88 : 19,374.69 = 4,596.65 : x
  2. Step 2: Convert to fraction form
    12,917.88/19,374.69 = 4,596.65/x
  3. Step 3: Cross multiply
    12,917.88x = 19,374.69 × 4,596.65
  4. Step 4: Simplify right side
    12,917.88x = 89,058,661.81
  5. Step 5: Solve for x
    x = 89,058,661.81/12,917.88
  6. Step 6: Final answer
    x = 6,894.22

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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.