Home / 18,295.95-27,445.23-8,943.76

Finding the Fourth Proportional to 18,295.95, 27,445.23 and 8,943.76

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Solution

The fourth proportional to 18,295.95, 27,445.23 and 8,943.76 is: 13,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.95 : 27,445.23 = 8,943.76 : x
  2. Step 2: Convert to fraction form
    18,295.95/27,445.23 = 8,943.76/x
  3. Step 3: Cross multiply
    18,295.95x = 27,445.23 × 8,943.76
  4. Step 4: Simplify right side
    18,295.95x = 245,463,550.26
  5. Step 5: Solve for x
    x = 245,463,550.26/18,295.95
  6. Step 6: Final answer
    x = 13,416.28

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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.