Home / 15,738.40-23,611.56-4,644.64

Finding the Fourth Proportional to 15,738.40, 23,611.56 and 4,644.64

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Solution

The fourth proportional to 15,738.40, 23,611.56 and 4,644.64 is: 6,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,738.40 : 23,611.56 = 4,644.64 : x
  2. Step 2: Convert to fraction form
    15,738.40/23,611.56 = 4,644.64/x
  3. Step 3: Cross multiply
    15,738.40x = 23,611.56 × 4,644.64
  4. Step 4: Simplify right side
    15,738.40x = 109,667,196.04
  5. Step 5: Solve for x
    x = 109,667,196.04/15,738.40
  6. Step 6: Final answer
    x = 6,968.13

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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.