Home / 46,385.87-69,568.47-13,109.04

Finding the Fourth Proportional to 46,385.87, 69,568.47 and 13,109.04

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Solution

The fourth proportional to 46,385.87, 69,568.47 and 13,109.04 is: 19,660.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,385.87 : 69,568.47 = 13,109.04 : x
  2. Step 2: Convert to fraction form
    46,385.87/69,568.47 = 13,109.04/x
  3. Step 3: Cross multiply
    46,385.87x = 69,568.47 × 13,109.04
  4. Step 4: Simplify right side
    46,385.87x = 911,975,855.97
  5. Step 5: Solve for x
    x = 911,975,855.97/46,385.87
  6. Step 6: Final answer
    x = 19,660.64

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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.