Home / 28,365.14-42,544.47-7,590.26

Finding the Fourth Proportional to 28,365.14, 42,544.47 and 7,590.26

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Solution

The fourth proportional to 28,365.14, 42,544.47 and 7,590.26 is: 11,384.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,365.14 : 42,544.47 = 7,590.26 : x
  2. Step 2: Convert to fraction form
    28,365.14/42,544.47 = 7,590.26/x
  3. Step 3: Cross multiply
    28,365.14x = 42,544.47 × 7,590.26
  4. Step 4: Simplify right side
    28,365.14x = 322,923,588.86
  5. Step 5: Solve for x
    x = 322,923,588.86/28,365.14
  6. Step 6: Final answer
    x = 11,384.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.