Home / 19,018.59-26,245.63-10,635.09

Finding the Fourth Proportional to 19,018.59, 26,245.63 and 10,635.09

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Solution

The fourth proportional to 19,018.59, 26,245.63 and 10,635.09 is: 14,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.59 : 26,245.63 = 10,635.09 : x
  2. Step 2: Convert to fraction form
    19,018.59/26,245.63 = 10,635.09/x
  3. Step 3: Cross multiply
    19,018.59x = 26,245.63 × 10,635.09
  4. Step 4: Simplify right side
    19,018.59x = 279,124,479.34
  5. Step 5: Solve for x
    x = 279,124,479.34/19,018.59
  6. Step 6: Final answer
    x = 14,676.41

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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.