Home / 14,018.83-19,346.46-7,645.77

Finding the Fourth Proportional to 14,018.83, 19,346.46 and 7,645.77

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Solution

The fourth proportional to 14,018.83, 19,346.46 and 7,645.77 is: 10,551.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.83 : 19,346.46 = 7,645.77 : x
  2. Step 2: Convert to fraction form
    14,018.83/19,346.46 = 7,645.77/x
  3. Step 3: Cross multiply
    14,018.83x = 19,346.46 × 7,645.77
  4. Step 4: Simplify right side
    14,018.83x = 147,918,583.47
  5. Step 5: Solve for x
    x = 147,918,583.47/14,018.83
  6. Step 6: Final answer
    x = 10,551.42

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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.