Home / 19,582.50-27,025.47-11,200.62

Finding the Fourth Proportional to 19,582.50, 27,025.47 and 11,200.62

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Solution

The fourth proportional to 19,582.50, 27,025.47 and 11,200.62 is: 15,457.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582.50 : 27,025.47 = 11,200.62 : x
  2. Step 2: Convert to fraction form
    19,582.50/27,025.47 = 11,200.62/x
  3. Step 3: Cross multiply
    19,582.50x = 27,025.47 × 11,200.62
  4. Step 4: Simplify right side
    19,582.50x = 302,702,019.79
  5. Step 5: Solve for x
    x = 302,702,019.79/19,582.50
  6. Step 6: Final answer
    x = 15,457.78

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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.