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Finding the Fourth Proportional to 25,762.80, 35,556.24 and 16,332.24

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Solution

The fourth proportional to 25,762.80, 35,556.24 and 16,332.24 is: 22,540.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,762.80 : 35,556.24 = 16,332.24 : x
  2. Step 2: Convert to fraction form
    25,762.80/35,556.24 = 16,332.24/x
  3. Step 3: Cross multiply
    25,762.80x = 35,556.24 × 16,332.24
  4. Step 4: Simplify right side
    25,762.80x = 580,713,045.18
  5. Step 5: Solve for x
    x = 580,713,045.18/25,762.80
  6. Step 6: Final answer
    x = 22,540.76

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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.