Home / 15,758.60-21,759.54-10,733.36

Finding the Fourth Proportional to 15,758.60, 21,759.54 and 10,733.36

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Solution

The fourth proportional to 15,758.60, 21,759.54 and 10,733.36 is: 14,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758.60 : 21,759.54 = 10,733.36 : x
  2. Step 2: Convert to fraction form
    15,758.60/21,759.54 = 10,733.36/x
  3. Step 3: Cross multiply
    15,758.60x = 21,759.54 × 10,733.36
  4. Step 4: Simplify right side
    15,758.60x = 233,552,976.25
  5. Step 5: Solve for x
    x = 233,552,976.25/15,758.60
  6. Step 6: Final answer
    x = 14,820.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.