Home / 19,586.35-29,370.80-6,256.89

Finding the Fourth Proportional to 19,586.35, 29,370.80 and 6,256.89

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Solution

The fourth proportional to 19,586.35, 29,370.80 and 6,256.89 is: 9,382.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.35 : 29,370.80 = 6,256.89 : x
  2. Step 2: Convert to fraction form
    19,586.35/29,370.80 = 6,256.89/x
  3. Step 3: Cross multiply
    19,586.35x = 29,370.80 × 6,256.89
  4. Step 4: Simplify right side
    19,586.35x = 183,769,864.81
  5. Step 5: Solve for x
    x = 183,769,864.81/19,586.35
  6. Step 6: Final answer
    x = 9,382.55

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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.