Home / 30,027.00-41,445.20-17,281.76

Finding the Fourth Proportional to 30,027.00, 41,445.20 and 17,281.76

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Solution

The fourth proportional to 30,027.00, 41,445.20 and 17,281.76 is: 23,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,027.00 : 41,445.20 = 17,281.76 : x
  2. Step 2: Convert to fraction form
    30,027.00/41,445.20 = 17,281.76/x
  3. Step 3: Cross multiply
    30,027.00x = 41,445.20 × 17,281.76
  4. Step 4: Simplify right side
    30,027.00x = 716,245,835.53
  5. Step 5: Solve for x
    x = 716,245,835.53/30,027.00
  6. Step 6: Final answer
    x = 23,853.39

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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.