Home / 27,582.77-41,359.02-12,783.53

Finding the Fourth Proportional to 27,582.77, 41,359.02 and 12,783.53

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Solution

The fourth proportional to 27,582.77, 41,359.02 and 12,783.53 is: 19,168.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.77 : 41,359.02 = 12,783.53 : x
  2. Step 2: Convert to fraction form
    27,582.77/41,359.02 = 12,783.53/x
  3. Step 3: Cross multiply
    27,582.77x = 41,359.02 × 12,783.53
  4. Step 4: Simplify right side
    27,582.77x = 528,714,066.15
  5. Step 5: Solve for x
    x = 528,714,066.15/27,582.77
  6. Step 6: Final answer
    x = 19,168.28

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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.