Home / 13,351.80-19,962.90-9,852.60

Finding the Fourth Proportional to 13,351.80, 19,962.90 and 9,852.60

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Solution

The fourth proportional to 13,351.80, 19,962.90 and 9,852.60 is: 14,731.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.80 : 19,962.90 = 9,852.60 : x
  2. Step 2: Convert to fraction form
    13,351.80/19,962.90 = 9,852.60/x
  3. Step 3: Cross multiply
    13,351.80x = 19,962.90 × 9,852.60
  4. Step 4: Simplify right side
    13,351.80x = 196,686,468.54
  5. Step 5: Solve for x
    x = 196,686,468.54/13,351.80
  6. Step 6: Final answer
    x = 14,731.08

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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.