Home / 14,289.48-19,725.69-10,753.56

Finding the Fourth Proportional to 14,289.48, 19,725.69 and 10,753.56

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Solution

The fourth proportional to 14,289.48, 19,725.69 and 10,753.56 is: 14,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.48 : 19,725.69 = 10,753.56 : x
  2. Step 2: Convert to fraction form
    14,289.48/19,725.69 = 10,753.56/x
  3. Step 3: Cross multiply
    14,289.48x = 19,725.69 × 10,753.56
  4. Step 4: Simplify right side
    14,289.48x = 212,121,390.96
  5. Step 5: Solve for x
    x = 212,121,390.96/14,289.48
  6. Step 6: Final answer
    x = 14,844.58

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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.