Home / 30,658.47-46,000.77-11,951.67

Finding the Fourth Proportional to 30,658.47, 46,000.77 and 11,951.67

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Solution

The fourth proportional to 30,658.47, 46,000.77 and 11,951.67 is: 17,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,658.47 : 46,000.77 = 11,951.67 : x
  2. Step 2: Convert to fraction form
    30,658.47/46,000.77 = 11,951.67/x
  3. Step 3: Cross multiply
    30,658.47x = 46,000.77 × 11,951.67
  4. Step 4: Simplify right side
    30,658.47x = 549,786,022.79
  5. Step 5: Solve for x
    x = 549,786,022.79/30,658.47
  6. Step 6: Final answer
    x = 17,932.60

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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.