Home / 28,297.74-42,388.28-16,575.42

Finding the Fourth Proportional to 28,297.74, 42,388.28 and 16,575.42

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Solution

The fourth proportional to 28,297.74, 42,388.28 and 16,575.42 is: 24,828.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,297.74 : 42,388.28 = 16,575.42 : x
  2. Step 2: Convert to fraction form
    28,297.74/42,388.28 = 16,575.42/x
  3. Step 3: Cross multiply
    28,297.74x = 42,388.28 × 16,575.42
  4. Step 4: Simplify right side
    28,297.74x = 702,603,544.08
  5. Step 5: Solve for x
    x = 702,603,544.08/28,297.74
  6. Step 6: Final answer
    x = 24,828.96

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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.