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Finding the Fourth Proportional to 46,662.36, 70,022.70 and 18,960.36

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Solution

The fourth proportional to 46,662.36, 70,022.70 and 18,960.36 is: 28,452.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,662.36 : 70,022.70 = 18,960.36 : x
  2. Step 2: Convert to fraction form
    46,662.36/70,022.70 = 18,960.36/x
  3. Step 3: Cross multiply
    46,662.36x = 70,022.70 × 18,960.36
  4. Step 4: Simplify right side
    46,662.36x = 1,327,655,600.17
  5. Step 5: Solve for x
    x = 1,327,655,600.17/46,662.36
  6. Step 6: Final answer
    x = 28,452.39

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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.