Home / 14,098.99-19,456.61-7,725.53

Finding the Fourth Proportional to 14,098.99, 19,456.61 and 7,725.53

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Solution

The fourth proportional to 14,098.99, 19,456.61 and 7,725.53 is: 10,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.99 : 19,456.61 = 7,725.53 : x
  2. Step 2: Convert to fraction form
    14,098.99/19,456.61 = 7,725.53/x
  3. Step 3: Cross multiply
    14,098.99x = 19,456.61 × 7,725.53
  4. Step 4: Simplify right side
    14,098.99x = 150,312,599.93
  5. Step 5: Solve for x
    x = 150,312,599.93/14,098.99
  6. Step 6: Final answer
    x = 10,661.23

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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.