Home / 13,309.27-19,958.06-4,983.45

Finding the Fourth Proportional to 13,309.27, 19,958.06 and 4,983.45

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Solution

The fourth proportional to 13,309.27, 19,958.06 and 4,983.45 is: 7,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309.27 : 19,958.06 = 4,983.45 : x
  2. Step 2: Convert to fraction form
    13,309.27/19,958.06 = 4,983.45/x
  3. Step 3: Cross multiply
    13,309.27x = 19,958.06 × 4,983.45
  4. Step 4: Simplify right side
    13,309.27x = 99,459,979.63
  5. Step 5: Solve for x
    x = 99,459,979.63/13,309.27
  6. Step 6: Final answer
    x = 7,472.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.