Home / 46,515.52-69,728.10-18,426.21

Finding the Fourth Proportional to 46,515.52, 69,728.10 and 18,426.21

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Solution

The fourth proportional to 46,515.52, 69,728.10 and 18,426.21 is: 27,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,515.52 : 69,728.10 = 18,426.21 : x
  2. Step 2: Convert to fraction form
    46,515.52/69,728.10 = 18,426.21/x
  3. Step 3: Cross multiply
    46,515.52x = 69,728.10 × 18,426.21
  4. Step 4: Simplify right side
    46,515.52x = 1,284,824,613.50
  5. Step 5: Solve for x
    x = 1,284,824,613.50/46,515.52
  6. Step 6: Final answer
    x = 27,621.42

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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.