Home / 16,345.82-22,556.40-9,274.52

Finding the Fourth Proportional to 16,345.82, 22,556.40 and 9,274.52

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Solution

The fourth proportional to 16,345.82, 22,556.40 and 9,274.52 is: 12,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,345.82 : 22,556.40 = 9,274.52 : x
  2. Step 2: Convert to fraction form
    16,345.82/22,556.40 = 9,274.52/x
  3. Step 3: Cross multiply
    16,345.82x = 22,556.40 × 9,274.52
  4. Step 4: Simplify right side
    16,345.82x = 209,199,782.93
  5. Step 5: Solve for x
    x = 209,199,782.93/16,345.82
  6. Step 6: Final answer
    x = 12,798.37

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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.