Home / 46,999.97-70,483.55-18,912.74

Finding the Fourth Proportional to 46,999.97, 70,483.55 and 18,912.74

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Solution

The fourth proportional to 46,999.97, 70,483.55 and 18,912.74 is: 28,362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,999.97 : 70,483.55 = 18,912.74 : x
  2. Step 2: Convert to fraction form
    46,999.97/70,483.55 = 18,912.74/x
  3. Step 3: Cross multiply
    46,999.97x = 70,483.55 × 18,912.74
  4. Step 4: Simplify right side
    46,999.97x = 1,333,037,055.43
  5. Step 5: Solve for x
    x = 1,333,037,055.43/46,999.97
  6. Step 6: Final answer
    x = 28,362.51

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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.