Home / 27,308.42-40,955-7,582.28

Finding the Fourth Proportional to 27,308.42, 40,955 and 7,582.28

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Solution

The fourth proportional to 27,308.42, 40,955 and 7,582.28 is: 11,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308.42 : 40,955 = 7,582.28 : x
  2. Step 2: Convert to fraction form
    27,308.42/40,955 = 7,582.28/x
  3. Step 3: Cross multiply
    27,308.42x = 40,955 × 7,582.28
  4. Step 4: Simplify right side
    27,308.42x = 310,532,277.40
  5. Step 5: Solve for x
    x = 310,532,277.40/27,308.42
  6. Step 6: Final answer
    x = 11,371.30

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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.