Home / 26,985.27-40,489.60-14,490.71

Finding the Fourth Proportional to 26,985.27, 40,489.60 and 14,490.71

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Solution

The fourth proportional to 26,985.27, 40,489.60 and 14,490.71 is: 21,742.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.27 : 40,489.60 = 14,490.71 : x
  2. Step 2: Convert to fraction form
    26,985.27/40,489.60 = 14,490.71/x
  3. Step 3: Cross multiply
    26,985.27x = 40,489.60 × 14,490.71
  4. Step 4: Simplify right side
    26,985.27x = 586,723,051.62
  5. Step 5: Solve for x
    x = 586,723,051.62/26,985.27
  6. Step 6: Final answer
    x = 21,742.35

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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.