Home / 31,075.55-46,580.06-12,329.62

Finding the Fourth Proportional to 31,075.55, 46,580.06 and 12,329.62

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Solution

The fourth proportional to 31,075.55, 46,580.06 and 12,329.62 is: 18,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,075.55 : 46,580.06 = 12,329.62 : x
  2. Step 2: Convert to fraction form
    31,075.55/46,580.06 = 12,329.62/x
  3. Step 3: Cross multiply
    31,075.55x = 46,580.06 × 12,329.62
  4. Step 4: Simplify right side
    31,075.55x = 574,314,353.75
  5. Step 5: Solve for x
    x = 574,314,353.75/31,075.55
  6. Step 6: Final answer
    x = 18,481.23

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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.