Home / 14,598.36-20,143.08-8,309.52

Finding the Fourth Proportional to 14,598.36, 20,143.08 and 8,309.52

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Solution

The fourth proportional to 14,598.36, 20,143.08 and 8,309.52 is: 11,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.36 : 20,143.08 = 8,309.52 : x
  2. Step 2: Convert to fraction form
    14,598.36/20,143.08 = 8,309.52/x
  3. Step 3: Cross multiply
    14,598.36x = 20,143.08 × 8,309.52
  4. Step 4: Simplify right side
    14,598.36x = 167,379,326.12
  5. Step 5: Solve for x
    x = 167,379,326.12/14,598.36
  6. Step 6: Final answer
    x = 11,465.63

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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.