Home / 14,238.48-19,650.96-7,952.16

Finding the Fourth Proportional to 14,238.48, 19,650.96 and 7,952.16

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Solution

The fourth proportional to 14,238.48, 19,650.96 and 7,952.16 is: 10,975.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238.48 : 19,650.96 = 7,952.16 : x
  2. Step 2: Convert to fraction form
    14,238.48/19,650.96 = 7,952.16/x
  3. Step 3: Cross multiply
    14,238.48x = 19,650.96 × 7,952.16
  4. Step 4: Simplify right side
    14,238.48x = 156,267,578.07
  5. Step 5: Solve for x
    x = 156,267,578.07/14,238.48
  6. Step 6: Final answer
    x = 10,975.02

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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.