Home / 12,329.08-18,479.75-6,075.86

Finding the Fourth Proportional to 12,329.08, 18,479.75 and 6,075.86

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Solution

The fourth proportional to 12,329.08, 18,479.75 and 6,075.86 is: 9,106.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329.08 : 18,479.75 = 6,075.86 : x
  2. Step 2: Convert to fraction form
    12,329.08/18,479.75 = 6,075.86/x
  3. Step 3: Cross multiply
    12,329.08x = 18,479.75 × 6,075.86
  4. Step 4: Simplify right side
    12,329.08x = 112,280,251.06
  5. Step 5: Solve for x
    x = 112,280,251.06/12,329.08
  6. Step 6: Final answer
    x = 9,106.95

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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.