Home / 16,518.48-24,756.12-14,318.16

Finding the Fourth Proportional to 16,518.48, 24,756.12 and 14,318.16

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Solution

The fourth proportional to 16,518.48, 24,756.12 and 14,318.16 is: 21,458.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.48 : 24,756.12 = 14,318.16 : x
  2. Step 2: Convert to fraction form
    16,518.48/24,756.12 = 14,318.16/x
  3. Step 3: Cross multiply
    16,518.48x = 24,756.12 × 14,318.16
  4. Step 4: Simplify right side
    16,518.48x = 354,462,087.14
  5. Step 5: Solve for x
    x = 354,462,087.14/16,518.48
  6. Step 6: Final answer
    x = 21,458.52

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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.