Home / 26,438.40-39,727.80-14,601.60

Finding the Fourth Proportional to 26,438.40, 39,727.80 and 14,601.60

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Solution

The fourth proportional to 26,438.40, 39,727.80 and 14,601.60 is: 21,941.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.40 : 39,727.80 = 14,601.60 : x
  2. Step 2: Convert to fraction form
    26,438.40/39,727.80 = 14,601.60/x
  3. Step 3: Cross multiply
    26,438.40x = 39,727.80 × 14,601.60
  4. Step 4: Simplify right side
    26,438.40x = 580,089,444.48
  5. Step 5: Solve for x
    x = 580,089,444.48/26,438.40
  6. Step 6: Final answer
    x = 21,941.17

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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.