Home / 18,260.71-25,162.14-14,011.58

Finding the Fourth Proportional to 18,260.71, 25,162.14 and 14,011.58

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Solution

The fourth proportional to 18,260.71, 25,162.14 and 14,011.58 is: 19,307.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.71 : 25,162.14 = 14,011.58 : x
  2. Step 2: Convert to fraction form
    18,260.71/25,162.14 = 14,011.58/x
  3. Step 3: Cross multiply
    18,260.71x = 25,162.14 × 14,011.58
  4. Step 4: Simplify right side
    18,260.71x = 352,561,453.03
  5. Step 5: Solve for x
    x = 352,561,453.03/18,260.71
  6. Step 6: Final answer
    x = 19,307.11

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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.