Home / 29,286-40,421.97-16,718.04

Finding the Fourth Proportional to 29,286, 40,421.97 and 16,718.04

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Solution

The fourth proportional to 29,286, 40,421.97 and 16,718.04 is: 23,075.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,286 : 40,421.97 = 16,718.04 : x
  2. Step 2: Convert to fraction form
    29,286/40,421.97 = 16,718.04/x
  3. Step 3: Cross multiply
    29,286x = 40,421.97 × 16,718.04
  4. Step 4: Simplify right side
    29,286x = 675,776,111.34
  5. Step 5: Solve for x
    x = 675,776,111.34/29,286
  6. Step 6: Final answer
    x = 23,075.06

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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.