Home / 28,059.78-42,096.36-10,529.76

Finding the Fourth Proportional to 28,059.78, 42,096.36 and 10,529.76

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Solution

The fourth proportional to 28,059.78, 42,096.36 and 10,529.76 is: 15,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,059.78 : 42,096.36 = 10,529.76 : x
  2. Step 2: Convert to fraction form
    28,059.78/42,096.36 = 10,529.76/x
  3. Step 3: Cross multiply
    28,059.78x = 42,096.36 × 10,529.76
  4. Step 4: Simplify right side
    28,059.78x = 443,264,567.67
  5. Step 5: Solve for x
    x = 443,264,567.67/28,059.78
  6. Step 6: Final answer
    x = 15,797.15

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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.