Home / 39,624.48-54,631.44-28,307.52

Finding the Fourth Proportional to 39,624.48, 54,631.44 and 28,307.52

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Solution

The fourth proportional to 39,624.48, 54,631.44 and 28,307.52 is: 39,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,624.48 : 54,631.44 = 28,307.52 : x
  2. Step 2: Convert to fraction form
    39,624.48/54,631.44 = 28,307.52/x
  3. Step 3: Cross multiply
    39,624.48x = 54,631.44 × 28,307.52
  4. Step 4: Simplify right side
    39,624.48x = 1,546,480,580.43
  5. Step 5: Solve for x
    x = 1,546,480,580.43/39,624.48
  6. Step 6: Final answer
    x = 39,028.41

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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.