Home / 34,226.40-51,339.60-18,674.40

Finding the Fourth Proportional to 34,226.40, 51,339.60 and 18,674.40

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Solution

The fourth proportional to 34,226.40, 51,339.60 and 18,674.40 is: 28,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,226.40 : 51,339.60 = 18,674.40 : x
  2. Step 2: Convert to fraction form
    34,226.40/51,339.60 = 18,674.40/x
  3. Step 3: Cross multiply
    34,226.40x = 51,339.60 × 18,674.40
  4. Step 4: Simplify right side
    34,226.40x = 958,736,226.24
  5. Step 5: Solve for x
    x = 958,736,226.24/34,226.40
  6. Step 6: Final answer
    x = 28,011.60

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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.