Home / 43,658.85-65,488.68-17,370.30

Finding the Fourth Proportional to 43,658.85, 65,488.68 and 17,370.30

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Solution

The fourth proportional to 43,658.85, 65,488.68 and 17,370.30 is: 26,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,658.85 : 65,488.68 = 17,370.30 : x
  2. Step 2: Convert to fraction form
    43,658.85/65,488.68 = 17,370.30/x
  3. Step 3: Cross multiply
    43,658.85x = 65,488.68 × 17,370.30
  4. Step 4: Simplify right side
    43,658.85x = 1,137,558,018.20
  5. Step 5: Solve for x
    x = 1,137,558,018.20/43,658.85
  6. Step 6: Final answer
    x = 26,055.61

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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.