Home / 25,550.79-38,332.23-8,684.91

Finding the Fourth Proportional to 25,550.79, 38,332.23 and 8,684.91

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Solution

The fourth proportional to 25,550.79, 38,332.23 and 8,684.91 is: 13,029.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.79 : 38,332.23 = 8,684.91 : x
  2. Step 2: Convert to fraction form
    25,550.79/38,332.23 = 8,684.91/x
  3. Step 3: Cross multiply
    25,550.79x = 38,332.23 × 8,684.91
  4. Step 4: Simplify right side
    25,550.79x = 332,911,967.65
  5. Step 5: Solve for x
    x = 332,911,967.65/25,550.79
  6. Step 6: Final answer
    x = 13,029.42

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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.