Home / 28,396.08-42,567.84-10,851.84

Finding the Fourth Proportional to 28,396.08, 42,567.84 and 10,851.84

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Solution

The fourth proportional to 28,396.08, 42,567.84 and 10,851.84 is: 16,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,396.08 : 42,567.84 = 10,851.84 : x
  2. Step 2: Convert to fraction form
    28,396.08/42,567.84 = 10,851.84/x
  3. Step 3: Cross multiply
    28,396.08x = 42,567.84 × 10,851.84
  4. Step 4: Simplify right side
    28,396.08x = 461,939,388.83
  5. Step 5: Solve for x
    x = 461,939,388.83/28,396.08
  6. Step 6: Final answer
    x = 16,267.72

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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.