Home / 28,065.61-38,693.32-23,267.44

Finding the Fourth Proportional to 28,065.61, 38,693.32 and 23,267.44

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Solution

The fourth proportional to 28,065.61, 38,693.32 and 23,267.44 is: 32,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,065.61 : 38,693.32 = 23,267.44 : x
  2. Step 2: Convert to fraction form
    28,065.61/38,693.32 = 23,267.44/x
  3. Step 3: Cross multiply
    28,065.61x = 38,693.32 × 23,267.44
  4. Step 4: Simplify right side
    28,065.61x = 900,294,501.50
  5. Step 5: Solve for x
    x = 900,294,501.50/28,065.61
  6. Step 6: Final answer
    x = 32,078.21

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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.