Home / 39,933.95-55,107.95-22,030.65

Finding the Fourth Proportional to 39,933.95, 55,107.95 and 22,030.65

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Solution

The fourth proportional to 39,933.95, 55,107.95 and 22,030.65 is: 30,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,933.95 : 55,107.95 = 22,030.65 : x
  2. Step 2: Convert to fraction form
    39,933.95/55,107.95 = 22,030.65/x
  3. Step 3: Cross multiply
    39,933.95x = 55,107.95 × 22,030.65
  4. Step 4: Simplify right side
    39,933.95x = 1,214,063,848.51
  5. Step 5: Solve for x
    x = 1,214,063,848.51/39,933.95
  6. Step 6: Final answer
    x = 30,401.80

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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.