Home / 13,280.04-19,932.36-6,710.84

Finding the Fourth Proportional to 13,280.04, 19,932.36 and 6,710.84

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Solution

The fourth proportional to 13,280.04, 19,932.36 and 6,710.84 is: 10,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280.04 : 19,932.36 = 6,710.84 : x
  2. Step 2: Convert to fraction form
    13,280.04/19,932.36 = 6,710.84/x
  3. Step 3: Cross multiply
    13,280.04x = 19,932.36 × 6,710.84
  4. Step 4: Simplify right side
    13,280.04x = 133,762,878.78
  5. Step 5: Solve for x
    x = 133,762,878.78/13,280.04
  6. Step 6: Final answer
    x = 10,072.48

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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.