Home / 39,006.50-53,815.59-22,008.65

Finding the Fourth Proportional to 39,006.50, 53,815.59 and 22,008.65

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Solution

The fourth proportional to 39,006.50, 53,815.59 and 22,008.65 is: 30,364.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,006.50 : 53,815.59 = 22,008.65 : x
  2. Step 2: Convert to fraction form
    39,006.50/53,815.59 = 22,008.65/x
  3. Step 3: Cross multiply
    39,006.50x = 53,815.59 × 22,008.65
  4. Step 4: Simplify right side
    39,006.50x = 1,184,408,215.78
  5. Step 5: Solve for x
    x = 1,184,408,215.78/39,006.50
  6. Step 6: Final answer
    x = 30,364.38

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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.