Home / 16,208.10-24,312.14-12,515.72

Finding the Fourth Proportional to 16,208.10, 24,312.14 and 12,515.72

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Solution

The fourth proportional to 16,208.10, 24,312.14 and 12,515.72 is: 18,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,208.10 : 24,312.14 = 12,515.72 : x
  2. Step 2: Convert to fraction form
    16,208.10/24,312.14 = 12,515.72/x
  3. Step 3: Cross multiply
    16,208.10x = 24,312.14 × 12,515.72
  4. Step 4: Simplify right side
    16,208.10x = 304,283,936.84
  5. Step 5: Solve for x
    x = 304,283,936.84/16,208.10
  6. Step 6: Final answer
    x = 18,773.57

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1.5x scale

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.