Home / 14,758.02-20,362.68-8,383.05

Finding the Fourth Proportional to 14,758.02, 20,362.68 and 8,383.05

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Solution

The fourth proportional to 14,758.02, 20,362.68 and 8,383.05 is: 11,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758.02 : 20,362.68 = 8,383.05 : x
  2. Step 2: Convert to fraction form
    14,758.02/20,362.68 = 8,383.05/x
  3. Step 3: Cross multiply
    14,758.02x = 20,362.68 × 8,383.05
  4. Step 4: Simplify right side
    14,758.02x = 170,701,364.57
  5. Step 5: Solve for x
    x = 170,701,364.57/14,758.02
  6. Step 6: Final answer
    x = 11,566.68

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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.