Home / 46,910.49-70,378.86-18,850.23

Finding the Fourth Proportional to 46,910.49, 70,378.86 and 18,850.23

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Solution

The fourth proportional to 46,910.49, 70,378.86 and 18,850.23 is: 28,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,910.49 : 70,378.86 = 18,850.23 : x
  2. Step 2: Convert to fraction form
    46,910.49/70,378.86 = 18,850.23/x
  3. Step 3: Cross multiply
    46,910.49x = 70,378.86 × 18,850.23
  4. Step 4: Simplify right side
    46,910.49x = 1,326,657,698.14
  5. Step 5: Solve for x
    x = 1,326,657,698.14/46,910.49
  6. Step 6: Final answer
    x = 28,280.62

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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.