Home / 14,669.84-22,013.40-6,878.72

Finding the Fourth Proportional to 14,669.84, 22,013.40 and 6,878.72

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Solution

The fourth proportional to 14,669.84, 22,013.40 and 6,878.72 is: 10,322.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.84 : 22,013.40 = 6,878.72 : x
  2. Step 2: Convert to fraction form
    14,669.84/22,013.40 = 6,878.72/x
  3. Step 3: Cross multiply
    14,669.84x = 22,013.40 × 6,878.72
  4. Step 4: Simplify right side
    14,669.84x = 151,424,014.85
  5. Step 5: Solve for x
    x = 151,424,014.85/14,669.84
  6. Step 6: Final answer
    x = 10,322.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.