Home / 15,345.07-22,998.76-7,945.31

Finding the Fourth Proportional to 15,345.07, 22,998.76 and 7,945.31

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Solution

The fourth proportional to 15,345.07, 22,998.76 and 7,945.31 is: 11,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.07 : 22,998.76 = 7,945.31 : x
  2. Step 2: Convert to fraction form
    15,345.07/22,998.76 = 7,945.31/x
  3. Step 3: Cross multiply
    15,345.07x = 22,998.76 × 7,945.31
  4. Step 4: Simplify right side
    15,345.07x = 182,732,277.82
  5. Step 5: Solve for x
    x = 182,732,277.82/15,345.07
  6. Step 6: Final answer
    x = 11,908.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.