Home / 15,819.78-23,729.90-4,133

Finding the Fourth Proportional to 15,819.78, 23,729.90 and 4,133

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Solution

The fourth proportional to 15,819.78, 23,729.90 and 4,133 is: 6,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,819.78 : 23,729.90 = 4,133 : x
  2. Step 2: Convert to fraction form
    15,819.78/23,729.90 = 4,133/x
  3. Step 3: Cross multiply
    15,819.78x = 23,729.90 × 4,133
  4. Step 4: Simplify right side
    15,819.78x = 98,075,676.70
  5. Step 5: Solve for x
    x = 98,075,676.70/15,819.78
  6. Step 6: Final answer
    x = 6,199.56

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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.