Home / 39,900.24-55,065.15-22,907.25

Finding the Fourth Proportional to 39,900.24, 55,065.15 and 22,907.25

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Solution

The fourth proportional to 39,900.24, 55,065.15 and 22,907.25 is: 31,613.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,900.24 : 55,065.15 = 22,907.25 : x
  2. Step 2: Convert to fraction form
    39,900.24/55,065.15 = 22,907.25/x
  3. Step 3: Cross multiply
    39,900.24x = 55,065.15 × 22,907.25
  4. Step 4: Simplify right side
    39,900.24x = 1,261,391,157.34
  5. Step 5: Solve for x
    x = 1,261,391,157.34/39,900.24
  6. Step 6: Final answer
    x = 31,613.62

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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.