Home / 13,271.40-19,907.04-6,324.84

Finding the Fourth Proportional to 13,271.40, 19,907.04 and 6,324.84

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Solution

The fourth proportional to 13,271.40, 19,907.04 and 6,324.84 is: 9,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271.40 : 19,907.04 = 6,324.84 : x
  2. Step 2: Convert to fraction form
    13,271.40/19,907.04 = 6,324.84/x
  3. Step 3: Cross multiply
    13,271.40x = 19,907.04 × 6,324.84
  4. Step 4: Simplify right side
    13,271.40x = 125,908,842.87
  5. Step 5: Solve for x
    x = 125,908,842.87/13,271.40
  6. Step 6: Final answer
    x = 9,487.23

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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.