Home / 15,739.33-23,611.55-4,647.13

Finding the Fourth Proportional to 15,739.33, 23,611.55 and 4,647.13

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Solution

The fourth proportional to 15,739.33, 23,611.55 and 4,647.13 is: 6,971.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.33 : 23,611.55 = 4,647.13 : x
  2. Step 2: Convert to fraction form
    15,739.33/23,611.55 = 4,647.13/x
  3. Step 3: Cross multiply
    15,739.33x = 23,611.55 × 4,647.13
  4. Step 4: Simplify right side
    15,739.33x = 109,726,052.25
  5. Step 5: Solve for x
    x = 109,726,052.25/15,739.33
  6. Step 6: Final answer
    x = 6,971.46

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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.