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Finding the Fourth Proportional to 46,993.69, 70,483.38 and 15,403.69

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Solution

The fourth proportional to 46,993.69, 70,483.38 and 15,403.69 is: 23,103.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,993.69 : 70,483.38 = 15,403.69 : x
  2. Step 2: Convert to fraction form
    46,993.69/70,483.38 = 15,403.69/x
  3. Step 3: Cross multiply
    46,993.69x = 70,483.38 × 15,403.69
  4. Step 4: Simplify right side
    46,993.69x = 1,085,704,135.67
  5. Step 5: Solve for x
    x = 1,085,704,135.67/46,993.69
  6. Step 6: Final answer
    x = 23,103.19

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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.