Home / 25,343.48-38,005.77-8,698.79

Finding the Fourth Proportional to 25,343.48, 38,005.77 and 8,698.79

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Solution

The fourth proportional to 25,343.48, 38,005.77 and 8,698.79 is: 13,044.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.48 : 38,005.77 = 8,698.79 : x
  2. Step 2: Convert to fraction form
    25,343.48/38,005.77 = 8,698.79/x
  3. Step 3: Cross multiply
    25,343.48x = 38,005.77 × 8,698.79
  4. Step 4: Simplify right side
    25,343.48x = 330,604,339.65
  5. Step 5: Solve for x
    x = 330,604,339.65/25,343.48
  6. Step 6: Final answer
    x = 13,044.95

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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.