Home / 43,822.60-65,686.50-17,498.40

Finding the Fourth Proportional to 43,822.60, 65,686.50 and 17,498.40

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Solution

The fourth proportional to 43,822.60, 65,686.50 and 17,498.40 is: 26,228.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,822.60 : 65,686.50 = 17,498.40 : x
  2. Step 2: Convert to fraction form
    43,822.60/65,686.50 = 17,498.40/x
  3. Step 3: Cross multiply
    43,822.60x = 65,686.50 × 17,498.40
  4. Step 4: Simplify right side
    43,822.60x = 1,149,408,651.60
  5. Step 5: Solve for x
    x = 1,149,408,651.60/43,822.60
  6. Step 6: Final answer
    x = 26,228.67

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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.