Home / 16,424.64-24,636.96-13,953.60

Finding the Fourth Proportional to 16,424.64, 24,636.96 and 13,953.60

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Solution

The fourth proportional to 16,424.64, 24,636.96 and 13,953.60 is: 20,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,424.64 : 24,636.96 = 13,953.60 : x
  2. Step 2: Convert to fraction form
    16,424.64/24,636.96 = 13,953.60/x
  3. Step 3: Cross multiply
    16,424.64x = 24,636.96 × 13,953.60
  4. Step 4: Simplify right side
    16,424.64x = 343,774,285.06
  5. Step 5: Solve for x
    x = 343,774,285.06/16,424.64
  6. Step 6: Final answer
    x = 20,930.40

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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.