Home / 13,153.32-19,733.40-5,759.19

Finding the Fourth Proportional to 13,153.32, 19,733.40 and 5,759.19

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Solution

The fourth proportional to 13,153.32, 19,733.40 and 5,759.19 is: 8,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153.32 : 19,733.40 = 5,759.19 : x
  2. Step 2: Convert to fraction form
    13,153.32/19,733.40 = 5,759.19/x
  3. Step 3: Cross multiply
    13,153.32x = 19,733.40 × 5,759.19
  4. Step 4: Simplify right side
    13,153.32x = 113,648,399.95
  5. Step 5: Solve for x
    x = 113,648,399.95/13,153.32
  6. Step 6: Final answer
    x = 8,640.28

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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.