Home / 14,121.07-19,487.01-7,833.44

Finding the Fourth Proportional to 14,121.07, 19,487.01 and 7,833.44

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Solution

The fourth proportional to 14,121.07, 19,487.01 and 7,833.44 is: 10,810.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,121.07 : 19,487.01 = 7,833.44 : x
  2. Step 2: Convert to fraction form
    14,121.07/19,487.01 = 7,833.44/x
  3. Step 3: Cross multiply
    14,121.07x = 19,487.01 × 7,833.44
  4. Step 4: Simplify right side
    14,121.07x = 152,650,401.71
  5. Step 5: Solve for x
    x = 152,650,401.71/14,121.07
  6. Step 6: Final answer
    x = 10,810.12

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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.