Home / 13,056.10-19,584.15-4,288.90

Finding the Fourth Proportional to 13,056.10, 19,584.15 and 4,288.90

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Solution

The fourth proportional to 13,056.10, 19,584.15 and 4,288.90 is: 6,433.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.10 : 19,584.15 = 4,288.90 : x
  2. Step 2: Convert to fraction form
    13,056.10/19,584.15 = 4,288.90/x
  3. Step 3: Cross multiply
    13,056.10x = 19,584.15 × 4,288.90
  4. Step 4: Simplify right side
    13,056.10x = 83,994,460.94
  5. Step 5: Solve for x
    x = 83,994,460.94/13,056.10
  6. Step 6: Final answer
    x = 6,433.35

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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.