Home / 16,578.42-24,829.32-9,990.06

Finding the Fourth Proportional to 16,578.42, 24,829.32 and 9,990.06

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Solution

The fourth proportional to 16,578.42, 24,829.32 and 9,990.06 is: 14,962.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578.42 : 24,829.32 = 9,990.06 : x
  2. Step 2: Convert to fraction form
    16,578.42/24,829.32 = 9,990.06/x
  3. Step 3: Cross multiply
    16,578.42x = 24,829.32 × 9,990.06
  4. Step 4: Simplify right side
    16,578.42x = 248,046,396.56
  5. Step 5: Solve for x
    x = 248,046,396.56/16,578.42
  6. Step 6: Final answer
    x = 14,962.00

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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.