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Finding the Fourth Proportional to 25,603.20, 36,273.60 and 25,603.20

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Solution

The fourth proportional to 25,603.20, 36,273.60 and 25,603.20 is: 36,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603.20 : 36,273.60 = 25,603.20 : x
  2. Step 2: Convert to fraction form
    25,603.20/36,273.60 = 25,603.20/x
  3. Step 3: Cross multiply
    25,603.20x = 36,273.60 × 25,603.20
  4. Step 4: Simplify right side
    25,603.20x = 928,720,235.52
  5. Step 5: Solve for x
    x = 928,720,235.52/25,603.20
  6. Step 6: Final answer
    x = 36,273.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.