Home / 14,708.07-20,292.63-8,333.64

Finding the Fourth Proportional to 14,708.07, 20,292.63 and 8,333.64

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Solution

The fourth proportional to 14,708.07, 20,292.63 and 8,333.64 is: 11,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,708.07 : 20,292.63 = 8,333.64 : x
  2. Step 2: Convert to fraction form
    14,708.07/20,292.63 = 8,333.64/x
  3. Step 3: Cross multiply
    14,708.07x = 20,292.63 × 8,333.64
  4. Step 4: Simplify right side
    14,708.07x = 169,111,473.07
  5. Step 5: Solve for x
    x = 169,111,473.07/14,708.07
  6. Step 6: Final answer
    x = 11,497.87

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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.