Home / 28,750.67-39,670.97-26,425.32

Finding the Fourth Proportional to 28,750.67, 39,670.97 and 26,425.32

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Solution

The fourth proportional to 28,750.67, 39,670.97 and 26,425.32 is: 36,462.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750.67 : 39,670.97 = 26,425.32 : x
  2. Step 2: Convert to fraction form
    28,750.67/39,670.97 = 26,425.32/x
  3. Step 3: Cross multiply
    28,750.67x = 39,670.97 × 26,425.32
  4. Step 4: Simplify right side
    28,750.67x = 1,048,318,076.96
  5. Step 5: Solve for x
    x = 1,048,318,076.96/28,750.67
  6. Step 6: Final answer
    x = 36,462.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.