Home / 26,912.40-40,368.60-15,059.55

Finding the Fourth Proportional to 26,912.40, 40,368.60 and 15,059.55

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Solution

The fourth proportional to 26,912.40, 40,368.60 and 15,059.55 is: 22,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.40 : 40,368.60 = 15,059.55 : x
  2. Step 2: Convert to fraction form
    26,912.40/40,368.60 = 15,059.55/x
  3. Step 3: Cross multiply
    26,912.40x = 40,368.60 × 15,059.55
  4. Step 4: Simplify right side
    26,912.40x = 607,932,803.26
  5. Step 5: Solve for x
    x = 607,932,803.26/26,912.40
  6. Step 6: Final answer
    x = 22,589.32

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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.