Home / 14,626.08-20,182.74-8,656.68

Finding the Fourth Proportional to 14,626.08, 20,182.74 and 8,656.68

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Solution

The fourth proportional to 14,626.08, 20,182.74 and 8,656.68 is: 11,945.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.08 : 20,182.74 = 8,656.68 : x
  2. Step 2: Convert to fraction form
    14,626.08/20,182.74 = 8,656.68/x
  3. Step 3: Cross multiply
    14,626.08x = 20,182.74 × 8,656.68
  4. Step 4: Simplify right side
    14,626.08x = 174,715,521.70
  5. Step 5: Solve for x
    x = 174,715,521.70/14,626.08
  6. Step 6: Final answer
    x = 11,945.48

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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.