Home / 17,856.42-26,788.37-6,762.86

Finding the Fourth Proportional to 17,856.42, 26,788.37 and 6,762.86

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Solution

The fourth proportional to 17,856.42, 26,788.37 and 6,762.86 is: 10,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.42 : 26,788.37 = 6,762.86 : x
  2. Step 2: Convert to fraction form
    17,856.42/26,788.37 = 6,762.86/x
  3. Step 3: Cross multiply
    17,856.42x = 26,788.37 × 6,762.86
  4. Step 4: Simplify right side
    17,856.42x = 181,165,828.18
  5. Step 5: Solve for x
    x = 181,165,828.18/17,856.42
  6. Step 6: Final answer
    x = 10,145.70

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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.