Home / 28,319.94-39,263.18-26,745.30

Finding the Fourth Proportional to 28,319.94, 39,263.18 and 26,745.30

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Solution

The fourth proportional to 28,319.94, 39,263.18 and 26,745.30 is: 37,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,319.94 : 39,263.18 = 26,745.30 : x
  2. Step 2: Convert to fraction form
    28,319.94/39,263.18 = 26,745.30/x
  3. Step 3: Cross multiply
    28,319.94x = 39,263.18 × 26,745.30
  4. Step 4: Simplify right side
    28,319.94x = 1,050,105,394.33
  5. Step 5: Solve for x
    x = 1,050,105,394.33/28,319.94
  6. Step 6: Final answer
    x = 37,080.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.