Home / 25,794.51-35,555.30-20,334.68

Finding the Fourth Proportional to 25,794.51, 35,555.30 and 20,334.68

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Solution

The fourth proportional to 25,794.51, 35,555.30 and 20,334.68 is: 28,029.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,794.51 : 35,555.30 = 20,334.68 : x
  2. Step 2: Convert to fraction form
    25,794.51/35,555.30 = 20,334.68/x
  3. Step 3: Cross multiply
    25,794.51x = 35,555.30 × 20,334.68
  4. Step 4: Simplify right side
    25,794.51x = 723,005,368.35
  5. Step 5: Solve for x
    x = 723,005,368.35/25,794.51
  6. Step 6: Final answer
    x = 28,029.43

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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.