Home / 13,025.72-19,538.58-3,164.93

Finding the Fourth Proportional to 13,025.72, 19,538.58 and 3,164.93

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Solution

The fourth proportional to 13,025.72, 19,538.58 and 3,164.93 is: 4,747.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.72 : 19,538.58 = 3,164.93 : x
  2. Step 2: Convert to fraction form
    13,025.72/19,538.58 = 3,164.93/x
  3. Step 3: Cross multiply
    13,025.72x = 19,538.58 × 3,164.93
  4. Step 4: Simplify right side
    13,025.72x = 61,838,140.31
  5. Step 5: Solve for x
    x = 61,838,140.31/13,025.72
  6. Step 6: Final answer
    x = 4,747.39

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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.