Home / 14,411.08-19,886.10-8,125

Finding the Fourth Proportional to 14,411.08, 19,886.10 and 8,125

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Solution

The fourth proportional to 14,411.08, 19,886.10 and 8,125 is: 11,211.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.08 : 19,886.10 = 8,125 : x
  2. Step 2: Convert to fraction form
    14,411.08/19,886.10 = 8,125/x
  3. Step 3: Cross multiply
    14,411.08x = 19,886.10 × 8,125
  4. Step 4: Simplify right side
    14,411.08x = 161,574,562.50
  5. Step 5: Solve for x
    x = 161,574,562.50/14,411.08
  6. Step 6: Final answer
    x = 11,211.83

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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.