Home / 25,603.44-35,320.56-14,986.56

Finding the Fourth Proportional to 25,603.44, 35,320.56 and 14,986.56

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Solution

The fourth proportional to 25,603.44, 35,320.56 and 14,986.56 is: 20,674.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603.44 : 35,320.56 = 14,986.56 : x
  2. Step 2: Convert to fraction form
    25,603.44/35,320.56 = 14,986.56/x
  3. Step 3: Cross multiply
    25,603.44x = 35,320.56 × 14,986.56
  4. Step 4: Simplify right side
    25,603.44x = 529,333,691.67
  5. Step 5: Solve for x
    x = 529,333,691.67/25,603.44
  6. Step 6: Final answer
    x = 20,674.32

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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.