Home / 14,724.86-20,313.59-8,753.13

Finding the Fourth Proportional to 14,724.86, 20,313.59 and 8,753.13

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Solution

The fourth proportional to 14,724.86, 20,313.59 and 8,753.13 is: 12,075.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.86 : 20,313.59 = 8,753.13 : x
  2. Step 2: Convert to fraction form
    14,724.86/20,313.59 = 8,753.13/x
  3. Step 3: Cross multiply
    14,724.86x = 20,313.59 × 8,753.13
  4. Step 4: Simplify right side
    14,724.86x = 177,807,450.27
  5. Step 5: Solve for x
    x = 177,807,450.27/14,724.86
  6. Step 6: Final answer
    x = 12,075.33

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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.