Home / 17,858.45-26,788.08-4,712.15

Finding the Fourth Proportional to 17,858.45, 26,788.08 and 4,712.15

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Solution

The fourth proportional to 17,858.45, 26,788.08 and 4,712.15 is: 7,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,858.45 : 26,788.08 = 4,712.15 : x
  2. Step 2: Convert to fraction form
    17,858.45/26,788.08 = 4,712.15/x
  3. Step 3: Cross multiply
    17,858.45x = 26,788.08 × 4,712.15
  4. Step 4: Simplify right side
    17,858.45x = 126,229,451.17
  5. Step 5: Solve for x
    x = 126,229,451.17/17,858.45
  6. Step 6: Final answer
    x = 7,068.33

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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.