Home / 28,994.94-39,924.05-25,389.27

Finding the Fourth Proportional to 28,994.94, 39,924.05 and 25,389.27

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Solution

The fourth proportional to 28,994.94, 39,924.05 and 25,389.27 is: 34,959.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.94 : 39,924.05 = 25,389.27 : x
  2. Step 2: Convert to fraction form
    28,994.94/39,924.05 = 25,389.27/x
  3. Step 3: Cross multiply
    28,994.94x = 39,924.05 × 25,389.27
  4. Step 4: Simplify right side
    28,994.94x = 1,013,642,358.00
  5. Step 5: Solve for x
    x = 1,013,642,358.00/28,994.94
  6. Step 6: Final answer
    x = 34,959.28

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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.