Home / 29,297.02-40,429.87-15,868.27

Finding the Fourth Proportional to 29,297.02, 40,429.87 and 15,868.27

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Solution

The fourth proportional to 29,297.02, 40,429.87 and 15,868.27 is: 21,898.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,297.02 : 40,429.87 = 15,868.27 : x
  2. Step 2: Convert to fraction form
    29,297.02/40,429.87 = 15,868.27/x
  3. Step 3: Cross multiply
    29,297.02x = 40,429.87 × 15,868.27
  4. Step 4: Simplify right side
    29,297.02x = 641,552,093.22
  5. Step 5: Solve for x
    x = 641,552,093.22/29,297.02
  6. Step 6: Final answer
    x = 21,898.20

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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.