Home / 29,028.85-39,970.42-25,423.02

Finding the Fourth Proportional to 29,028.85, 39,970.42 and 25,423.02

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Solution

The fourth proportional to 29,028.85, 39,970.42 and 25,423.02 is: 35,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,028.85 : 39,970.42 = 25,423.02 : x
  2. Step 2: Convert to fraction form
    29,028.85/39,970.42 = 25,423.02/x
  3. Step 3: Cross multiply
    29,028.85x = 39,970.42 × 25,423.02
  4. Step 4: Simplify right side
    29,028.85x = 1,016,168,723.51
  5. Step 5: Solve for x
    x = 1,016,168,723.51/29,028.85
  6. Step 6: Final answer
    x = 35,005.48

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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.