Home / 19,583.12-29,374.92-5,732.40

Finding the Fourth Proportional to 19,583.12, 29,374.92 and 5,732.40

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Solution

The fourth proportional to 19,583.12, 29,374.92 and 5,732.40 is: 8,598.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.12 : 29,374.92 = 5,732.40 : x
  2. Step 2: Convert to fraction form
    19,583.12/29,374.92 = 5,732.40/x
  3. Step 3: Cross multiply
    19,583.12x = 29,374.92 × 5,732.40
  4. Step 4: Simplify right side
    19,583.12x = 168,388,791.41
  5. Step 5: Solve for x
    x = 168,388,791.41/19,583.12
  6. Step 6: Final answer
    x = 8,598.67

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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.