Home / 30,442.53-45,659.73-10,718.64

Finding the Fourth Proportional to 30,442.53, 45,659.73 and 10,718.64

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Solution

The fourth proportional to 30,442.53, 45,659.73 and 10,718.64 is: 16,076.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,442.53 : 45,659.73 = 10,718.64 : x
  2. Step 2: Convert to fraction form
    30,442.53/45,659.73 = 10,718.64/x
  3. Step 3: Cross multiply
    30,442.53x = 45,659.73 × 10,718.64
  4. Step 4: Simplify right side
    30,442.53x = 489,410,208.37
  5. Step 5: Solve for x
    x = 489,410,208.37/30,442.53
  6. Step 6: Final answer
    x = 16,076.53

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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.