Home / 14,828.48-20,467.68-8,545.28

Finding the Fourth Proportional to 14,828.48, 20,467.68 and 8,545.28

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Solution

The fourth proportional to 14,828.48, 20,467.68 and 8,545.28 is: 11,795.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,828.48 : 20,467.68 = 8,545.28 : x
  2. Step 2: Convert to fraction form
    14,828.48/20,467.68 = 8,545.28/x
  3. Step 3: Cross multiply
    14,828.48x = 20,467.68 × 8,545.28
  4. Step 4: Simplify right side
    14,828.48x = 174,902,056.55
  5. Step 5: Solve for x
    x = 174,902,056.55/14,828.48
  6. Step 6: Final answer
    x = 11,795.01

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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.