Home / 14,281.94-19,690.71-9,237.26

Finding the Fourth Proportional to 14,281.94, 19,690.71 and 9,237.26

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Solution

The fourth proportional to 14,281.94, 19,690.71 and 9,237.26 is: 12,735.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.94 : 19,690.71 = 9,237.26 : x
  2. Step 2: Convert to fraction form
    14,281.94/19,690.71 = 9,237.26/x
  3. Step 3: Cross multiply
    14,281.94x = 19,690.71 × 9,237.26
  4. Step 4: Simplify right side
    14,281.94x = 181,888,207.85
  5. Step 5: Solve for x
    x = 181,888,207.85/14,281.94
  6. Step 6: Final answer
    x = 12,735.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.