Home / 28,483.44-39,295.08-19,055.04

Finding the Fourth Proportional to 28,483.44, 39,295.08 and 19,055.04

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Solution

The fourth proportional to 28,483.44, 39,295.08 and 19,055.04 is: 26,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,483.44 : 39,295.08 = 19,055.04 : x
  2. Step 2: Convert to fraction form
    28,483.44/39,295.08 = 19,055.04/x
  3. Step 3: Cross multiply
    28,483.44x = 39,295.08 × 19,055.04
  4. Step 4: Simplify right side
    28,483.44x = 748,769,321.20
  5. Step 5: Solve for x
    x = 748,769,321.20/28,483.44
  6. Step 6: Final answer
    x = 26,287.88

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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.