Home / 39,820.04-54,950.55-22,595.54

Finding the Fourth Proportional to 39,820.04, 54,950.55 and 22,595.54

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Solution

The fourth proportional to 39,820.04, 54,950.55 and 22,595.54 is: 31,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,820.04 : 54,950.55 = 22,595.54 : x
  2. Step 2: Convert to fraction form
    39,820.04/54,950.55 = 22,595.54/x
  3. Step 3: Cross multiply
    39,820.04x = 54,950.55 × 22,595.54
  4. Step 4: Simplify right side
    39,820.04x = 1,241,637,487.92
  5. Step 5: Solve for x
    x = 1,241,637,487.92/39,820.04
  6. Step 6: Final answer
    x = 31,181.22

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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.