Home / 46,423.40-69,626.21-13,135.44

Finding the Fourth Proportional to 46,423.40, 69,626.21 and 13,135.44

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Solution

The fourth proportional to 46,423.40, 69,626.21 and 13,135.44 is: 19,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,423.40 : 69,626.21 = 13,135.44 : x
  2. Step 2: Convert to fraction form
    46,423.40/69,626.21 = 13,135.44/x
  3. Step 3: Cross multiply
    46,423.40x = 69,626.21 × 13,135.44
  4. Step 4: Simplify right side
    46,423.40x = 914,570,903.88
  5. Step 5: Solve for x
    x = 914,570,903.88/46,423.40
  6. Step 6: Final answer
    x = 19,700.64

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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.