Home / 19,516.60-29,274.78-6,368.98

Finding the Fourth Proportional to 19,516.60, 29,274.78 and 6,368.98

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Solution

The fourth proportional to 19,516.60, 29,274.78 and 6,368.98 is: 9,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.60 : 29,274.78 = 6,368.98 : x
  2. Step 2: Convert to fraction form
    19,516.60/29,274.78 = 6,368.98/x
  3. Step 3: Cross multiply
    19,516.60x = 29,274.78 × 6,368.98
  4. Step 4: Simplify right side
    19,516.60x = 186,450,488.32
  5. Step 5: Solve for x
    x = 186,450,488.32/19,516.60
  6. Step 6: Final answer
    x = 9,553.43

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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.