Home / 38,603.14-53,267.85-21,608.33

Finding the Fourth Proportional to 38,603.14, 53,267.85 and 21,608.33

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Solution

The fourth proportional to 38,603.14, 53,267.85 and 21,608.33 is: 29,816.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,603.14 : 53,267.85 = 21,608.33 : x
  2. Step 2: Convert to fraction form
    38,603.14/53,267.85 = 21,608.33/x
  3. Step 3: Cross multiply
    38,603.14x = 53,267.85 × 21,608.33
  4. Step 4: Simplify right side
    38,603.14x = 1,151,029,281.19
  5. Step 5: Solve for x
    x = 1,151,029,281.19/38,603.14
  6. Step 6: Final answer
    x = 29,816.99

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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.