Home / 46,399.74-69,441.82-28,641.60

Finding the Fourth Proportional to 46,399.74, 69,441.82 and 28,641.60

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Solution

The fourth proportional to 46,399.74, 69,441.82 and 28,641.60 is: 42,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,399.74 : 69,441.82 = 28,641.60 : x
  2. Step 2: Convert to fraction form
    46,399.74/69,441.82 = 28,641.60/x
  3. Step 3: Cross multiply
    46,399.74x = 69,441.82 × 28,641.60
  4. Step 4: Simplify right side
    46,399.74x = 1,988,924,921.22
  5. Step 5: Solve for x
    x = 1,988,924,921.22/46,399.74
  6. Step 6: Final answer
    x = 42,865.00

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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.