Home / 34,157.28-51,235.92-10,800.12

Finding the Fourth Proportional to 34,157.28, 51,235.92 and 10,800.12

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Solution

The fourth proportional to 34,157.28, 51,235.92 and 10,800.12 is: 16,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,157.28 : 51,235.92 = 10,800.12 : x
  2. Step 2: Convert to fraction form
    34,157.28/51,235.92 = 10,800.12/x
  3. Step 3: Cross multiply
    34,157.28x = 51,235.92 × 10,800.12
  4. Step 4: Simplify right side
    34,157.28x = 553,354,084.31
  5. Step 5: Solve for x
    x = 553,354,084.31/34,157.28
  6. Step 6: Final answer
    x = 16,200.18

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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.