Home / 13,044.80-19,544.84-8,762.50

Finding the Fourth Proportional to 13,044.80, 19,544.84 and 8,762.50

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Solution

The fourth proportional to 13,044.80, 19,544.84 and 8,762.50 is: 13,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.80 : 19,544.84 = 8,762.50 : x
  2. Step 2: Convert to fraction form
    13,044.80/19,544.84 = 8,762.50/x
  3. Step 3: Cross multiply
    13,044.80x = 19,544.84 × 8,762.50
  4. Step 4: Simplify right side
    13,044.80x = 171,261,660.50
  5. Step 5: Solve for x
    x = 171,261,660.50/13,044.80
  6. Step 6: Final answer
    x = 13,128.73

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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.