Home / 28,826.57-39,765.53-23,455.01

Finding the Fourth Proportional to 28,826.57, 39,765.53 and 23,455.01

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Solution

The fourth proportional to 28,826.57, 39,765.53 and 23,455.01 is: 32,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.57 : 39,765.53 = 23,455.01 : x
  2. Step 2: Convert to fraction form
    28,826.57/39,765.53 = 23,455.01/x
  3. Step 3: Cross multiply
    28,826.57x = 39,765.53 × 23,455.01
  4. Step 4: Simplify right side
    28,826.57x = 932,701,061.86
  5. Step 5: Solve for x
    x = 932,701,061.86/28,826.57
  6. Step 6: Final answer
    x = 32,355.60

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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.