Home / 19,516.59-29,279.54-6,368.97

Finding the Fourth Proportional to 19,516.59, 29,279.54 and 6,368.97

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Solution

The fourth proportional to 19,516.59, 29,279.54 and 6,368.97 is: 9,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.59 : 29,279.54 = 6,368.97 : x
  2. Step 2: Convert to fraction form
    19,516.59/29,279.54 = 6,368.97/x
  3. Step 3: Cross multiply
    19,516.59x = 29,279.54 × 6,368.97
  4. Step 4: Simplify right side
    19,516.59x = 186,480,511.87
  5. Step 5: Solve for x
    x = 186,480,511.87/19,516.59
  6. Step 6: Final answer
    x = 9,554.97

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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.