Home / 19,588.41-29,376.38-6,437.75

Finding the Fourth Proportional to 19,588.41, 29,376.38 and 6,437.75

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Solution

The fourth proportional to 19,588.41, 29,376.38 and 6,437.75 is: 9,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.41 : 29,376.38 = 6,437.75 : x
  2. Step 2: Convert to fraction form
    19,588.41/29,376.38 = 6,437.75/x
  3. Step 3: Cross multiply
    19,588.41x = 29,376.38 × 6,437.75
  4. Step 4: Simplify right side
    19,588.41x = 189,117,790.35
  5. Step 5: Solve for x
    x = 189,117,790.35/19,588.41
  6. Step 6: Final answer
    x = 9,654.58

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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.