Home / 14,768.34-20,382.48-8,803.50

Finding the Fourth Proportional to 14,768.34, 20,382.48 and 8,803.50

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Solution

The fourth proportional to 14,768.34, 20,382.48 and 8,803.50 is: 12,150.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.34 : 20,382.48 = 8,803.50 : x
  2. Step 2: Convert to fraction form
    14,768.34/20,382.48 = 8,803.50/x
  3. Step 3: Cross multiply
    14,768.34x = 20,382.48 × 8,803.50
  4. Step 4: Simplify right side
    14,768.34x = 179,437,162.68
  5. Step 5: Solve for x
    x = 179,437,162.68/14,768.34
  6. Step 6: Final answer
    x = 12,150.12

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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.