Home / 14,120.26-19,486.65-7,832.50

Finding the Fourth Proportional to 14,120.26, 19,486.65 and 7,832.50

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Solution

The fourth proportional to 14,120.26, 19,486.65 and 7,832.50 is: 10,809.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120.26 : 19,486.65 = 7,832.50 : x
  2. Step 2: Convert to fraction form
    14,120.26/19,486.65 = 7,832.50/x
  3. Step 3: Cross multiply
    14,120.26x = 19,486.65 × 7,832.50
  4. Step 4: Simplify right side
    14,120.26x = 152,629,186.13
  5. Step 5: Solve for x
    x = 152,629,186.13/14,120.26
  6. Step 6: Final answer
    x = 10,809.23

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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.