Home / 14,532.48-20,053.44-8,942.40

Finding the Fourth Proportional to 14,532.48, 20,053.44 and 8,942.40

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Solution

The fourth proportional to 14,532.48, 20,053.44 and 8,942.40 is: 12,339.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532.48 : 20,053.44 = 8,942.40 : x
  2. Step 2: Convert to fraction form
    14,532.48/20,053.44 = 8,942.40/x
  3. Step 3: Cross multiply
    14,532.48x = 20,053.44 × 8,942.40
  4. Step 4: Simplify right side
    14,532.48x = 179,325,881.86
  5. Step 5: Solve for x
    x = 179,325,881.86/14,532.48
  6. Step 6: Final answer
    x = 12,339.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.