Home / 13,284.81-19,925.99-4,050.81

Finding the Fourth Proportional to 13,284.81, 19,925.99 and 4,050.81

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Solution

The fourth proportional to 13,284.81, 19,925.99 and 4,050.81 is: 6,075.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.81 : 19,925.99 = 4,050.81 : x
  2. Step 2: Convert to fraction form
    13,284.81/19,925.99 = 4,050.81/x
  3. Step 3: Cross multiply
    13,284.81x = 19,925.99 × 4,050.81
  4. Step 4: Simplify right side
    13,284.81x = 80,716,399.55
  5. Step 5: Solve for x
    x = 80,716,399.55/13,284.81
  6. Step 6: Final answer
    x = 6,075.84

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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.