Home / 30,753.87-46,130.85-8,567.31

Finding the Fourth Proportional to 30,753.87, 46,130.85 and 8,567.31

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Solution

The fourth proportional to 30,753.87, 46,130.85 and 8,567.31 is: 12,850.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,753.87 : 46,130.85 = 8,567.31 : x
  2. Step 2: Convert to fraction form
    30,753.87/46,130.85 = 8,567.31/x
  3. Step 3: Cross multiply
    30,753.87x = 46,130.85 × 8,567.31
  4. Step 4: Simplify right side
    30,753.87x = 395,217,292.51
  5. Step 5: Solve for x
    x = 395,217,292.51/30,753.87
  6. Step 6: Final answer
    x = 12,850.98

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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.