Home / 12,862.50-19,293.73-8,448.04

Finding the Fourth Proportional to 12,862.50, 19,293.73 and 8,448.04

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Solution

The fourth proportional to 12,862.50, 19,293.73 and 8,448.04 is: 12,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.50 : 19,293.73 = 8,448.04 : x
  2. Step 2: Convert to fraction form
    12,862.50/19,293.73 = 8,448.04/x
  3. Step 3: Cross multiply
    12,862.50x = 19,293.73 × 8,448.04
  4. Step 4: Simplify right side
    12,862.50x = 162,994,202.79
  5. Step 5: Solve for x
    x = 162,994,202.79/12,862.50
  6. Step 6: Final answer
    x = 12,672.05

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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.