Home / 17,856.60-26,788.68-6,763.08

Finding the Fourth Proportional to 17,856.60, 26,788.68 and 6,763.08

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Solution

The fourth proportional to 17,856.60, 26,788.68 and 6,763.08 is: 10,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.60 : 26,788.68 = 6,763.08 : x
  2. Step 2: Convert to fraction form
    17,856.60/26,788.68 = 6,763.08/x
  3. Step 3: Cross multiply
    17,856.60x = 26,788.68 × 6,763.08
  4. Step 4: Simplify right side
    17,856.60x = 181,173,985.93
  5. Step 5: Solve for x
    x = 181,173,985.93/17,856.60
  6. Step 6: Final answer
    x = 10,146.05

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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.