Home / 14,718.78-22,075.14-4,855.80

Finding the Fourth Proportional to 14,718.78, 22,075.14 and 4,855.80

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Solution

The fourth proportional to 14,718.78, 22,075.14 and 4,855.80 is: 7,282.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.78 : 22,075.14 = 4,855.80 : x
  2. Step 2: Convert to fraction form
    14,718.78/22,075.14 = 4,855.80/x
  3. Step 3: Cross multiply
    14,718.78x = 22,075.14 × 4,855.80
  4. Step 4: Simplify right side
    14,718.78x = 107,192,464.81
  5. Step 5: Solve for x
    x = 107,192,464.81/14,718.78
  6. Step 6: Final answer
    x = 7,282.70

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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.