Home / 46,445.88-69,656.40-20,144.46

Finding the Fourth Proportional to 46,445.88, 69,656.40 and 20,144.46

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Solution

The fourth proportional to 46,445.88, 69,656.40 and 20,144.46 is: 30,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,445.88 : 69,656.40 = 20,144.46 : x
  2. Step 2: Convert to fraction form
    46,445.88/69,656.40 = 20,144.46/x
  3. Step 3: Cross multiply
    46,445.88x = 69,656.40 × 20,144.46
  4. Step 4: Simplify right side
    46,445.88x = 1,403,190,563.54
  5. Step 5: Solve for x
    x = 1,403,190,563.54/46,445.88
  6. Step 6: Final answer
    x = 30,211.30

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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.