Home / 14,783.09-22,180.77-7,385.56

Finding the Fourth Proportional to 14,783.09, 22,180.77 and 7,385.56

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Solution

The fourth proportional to 14,783.09, 22,180.77 and 7,385.56 is: 11,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.09 : 22,180.77 = 7,385.56 : x
  2. Step 2: Convert to fraction form
    14,783.09/22,180.77 = 7,385.56/x
  3. Step 3: Cross multiply
    14,783.09x = 22,180.77 × 7,385.56
  4. Step 4: Simplify right side
    14,783.09x = 163,817,352.23
  5. Step 5: Solve for x
    x = 163,817,352.23/14,783.09
  6. Step 6: Final answer
    x = 11,081.41

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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.