Home / 19,516.21-29,277.38-6,365.55

Finding the Fourth Proportional to 19,516.21, 29,277.38 and 6,365.55

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Solution

The fourth proportional to 19,516.21, 29,277.38 and 6,365.55 is: 9,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.21 : 29,277.38 = 6,365.55 : x
  2. Step 2: Convert to fraction form
    19,516.21/29,277.38 = 6,365.55/x
  3. Step 3: Cross multiply
    19,516.21x = 29,277.38 × 6,365.55
  4. Step 4: Simplify right side
    19,516.21x = 186,366,448.04
  5. Step 5: Solve for x
    x = 186,366,448.04/19,516.21
  6. Step 6: Final answer
    x = 9,549.32

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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.