Home / 39,820.19-54,950.55-23,895.23

Finding the Fourth Proportional to 39,820.19, 54,950.55 and 23,895.23

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Solution

The fourth proportional to 39,820.19, 54,950.55 and 23,895.23 is: 32,974.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,820.19 : 54,950.55 = 23,895.23 : x
  2. Step 2: Convert to fraction form
    39,820.19/54,950.55 = 23,895.23/x
  3. Step 3: Cross multiply
    39,820.19x = 54,950.55 × 23,895.23
  4. Step 4: Simplify right side
    39,820.19x = 1,313,056,030.88
  5. Step 5: Solve for x
    x = 1,313,056,030.88/39,820.19
  6. Step 6: Final answer
    x = 32,974.63

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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.