Home / 18,373.34-25,367.37-14,116.79

Finding the Fourth Proportional to 18,373.34, 25,367.37 and 14,116.79

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Solution

The fourth proportional to 18,373.34, 25,367.37 and 14,116.79 is: 19,490.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.34 : 25,367.37 = 14,116.79 : x
  2. Step 2: Convert to fraction form
    18,373.34/25,367.37 = 14,116.79/x
  3. Step 3: Cross multiply
    18,373.34x = 25,367.37 × 14,116.79
  4. Step 4: Simplify right side
    18,373.34x = 358,105,835.14
  5. Step 5: Solve for x
    x = 358,105,835.14/18,373.34
  6. Step 6: Final answer
    x = 19,490.51

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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.