Home / 29,297.32-40,429.98-15,868.24

Finding the Fourth Proportional to 29,297.32, 40,429.98 and 15,868.24

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Solution

The fourth proportional to 29,297.32, 40,429.98 and 15,868.24 is: 21,898.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,297.32 : 40,429.98 = 15,868.24 : x
  2. Step 2: Convert to fraction form
    29,297.32/40,429.98 = 15,868.24/x
  3. Step 3: Cross multiply
    29,297.32x = 40,429.98 × 15,868.24
  4. Step 4: Simplify right side
    29,297.32x = 641,552,625.84
  5. Step 5: Solve for x
    x = 641,552,625.84/29,297.32
  6. Step 6: Final answer
    x = 21,898.00

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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.