Home / 15,824.02-21,836.97-8,750.56

Finding the Fourth Proportional to 15,824.02, 21,836.97 and 8,750.56

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Solution

The fourth proportional to 15,824.02, 21,836.97 and 8,750.56 is: 12,075.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,824.02 : 21,836.97 = 8,750.56 : x
  2. Step 2: Convert to fraction form
    15,824.02/21,836.97 = 8,750.56/x
  3. Step 3: Cross multiply
    15,824.02x = 21,836.97 × 8,750.56
  4. Step 4: Simplify right side
    15,824.02x = 191,085,716.20
  5. Step 5: Solve for x
    x = 191,085,716.20/15,824.02
  6. Step 6: Final answer
    x = 12,075.67

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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.