Home / 25,030.96-37,481.60-19,821.04

Finding the Fourth Proportional to 25,030.96, 37,481.60 and 19,821.04

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Solution

The fourth proportional to 25,030.96, 37,481.60 and 19,821.04 is: 29,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,030.96 : 37,481.60 = 19,821.04 : x
  2. Step 2: Convert to fraction form
    25,030.96/37,481.60 = 19,821.04/x
  3. Step 3: Cross multiply
    25,030.96x = 37,481.60 × 19,821.04
  4. Step 4: Simplify right side
    25,030.96x = 742,924,292.86
  5. Step 5: Solve for x
    x = 742,924,292.86/25,030.96
  6. Step 6: Final answer
    x = 29,680.22

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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.