Home / 26,798.60-36,979.62-14,861.90

Finding the Fourth Proportional to 26,798.60, 36,979.62 and 14,861.90

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Solution

The fourth proportional to 26,798.60, 36,979.62 and 14,861.90 is: 20,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.60 : 36,979.62 = 14,861.90 : x
  2. Step 2: Convert to fraction form
    26,798.60/36,979.62 = 14,861.90/x
  3. Step 3: Cross multiply
    26,798.60x = 36,979.62 × 14,861.90
  4. Step 4: Simplify right side
    26,798.60x = 549,587,229.58
  5. Step 5: Solve for x
    x = 549,587,229.58/26,798.60
  6. Step 6: Final answer
    x = 20,508.06

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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.