Home / 14,163.01-19,544.70-7,875.25

Finding the Fourth Proportional to 14,163.01, 19,544.70 and 7,875.25

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Solution

The fourth proportional to 14,163.01, 19,544.70 and 7,875.25 is: 10,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.01 : 19,544.70 = 7,875.25 : x
  2. Step 2: Convert to fraction form
    14,163.01/19,544.70 = 7,875.25/x
  3. Step 3: Cross multiply
    14,163.01x = 19,544.70 × 7,875.25
  4. Step 4: Simplify right side
    14,163.01x = 153,919,398.68
  5. Step 5: Solve for x
    x = 153,919,398.68/14,163.01
  6. Step 6: Final answer
    x = 10,867.70

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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.