Home / 14,149.29-19,525.08-7,775.75

Finding the Fourth Proportional to 14,149.29, 19,525.08 and 7,775.75

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Solution

The fourth proportional to 14,149.29, 19,525.08 and 7,775.75 is: 10,730.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.29 : 19,525.08 = 7,775.75 : x
  2. Step 2: Convert to fraction form
    14,149.29/19,525.08 = 7,775.75/x
  3. Step 3: Cross multiply
    14,149.29x = 19,525.08 × 7,775.75
  4. Step 4: Simplify right side
    14,149.29x = 151,822,092.00
  5. Step 5: Solve for x
    x = 151,822,092.00/14,149.29
  6. Step 6: Final answer
    x = 10,730.01

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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.