Home / 30,975.22-46,462.07-8,788.63

Finding the Fourth Proportional to 30,975.22, 46,462.07 and 8,788.63

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Solution

The fourth proportional to 30,975.22, 46,462.07 and 8,788.63 is: 13,182.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975.22 : 46,462.07 = 8,788.63 : x
  2. Step 2: Convert to fraction form
    30,975.22/46,462.07 = 8,788.63/x
  3. Step 3: Cross multiply
    30,975.22x = 46,462.07 × 8,788.63
  4. Step 4: Simplify right side
    30,975.22x = 408,337,666.01
  5. Step 5: Solve for x
    x = 408,337,666.01/30,975.22
  6. Step 6: Final answer
    x = 13,182.72

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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.