Home / 27,214.86-40,783.34-15,503.88

Finding the Fourth Proportional to 27,214.86, 40,783.34 and 15,503.88

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Solution

The fourth proportional to 27,214.86, 40,783.34 and 15,503.88 is: 23,233.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.86 : 40,783.34 = 15,503.88 : x
  2. Step 2: Convert to fraction form
    27,214.86/40,783.34 = 15,503.88/x
  3. Step 3: Cross multiply
    27,214.86x = 40,783.34 × 15,503.88
  4. Step 4: Simplify right side
    27,214.86x = 632,300,009.36
  5. Step 5: Solve for x
    x = 632,300,009.36/27,214.86
  6. Step 6: Final answer
    x = 23,233.63

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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.