Home / 26,523.18-39,784.77-12,630.06

Finding the Fourth Proportional to 26,523.18, 39,784.77 and 12,630.06

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Solution

The fourth proportional to 26,523.18, 39,784.77 and 12,630.06 is: 18,945.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,523.18 : 39,784.77 = 12,630.06 : x
  2. Step 2: Convert to fraction form
    26,523.18/39,784.77 = 12,630.06/x
  3. Step 3: Cross multiply
    26,523.18x = 39,784.77 × 12,630.06
  4. Step 4: Simplify right side
    26,523.18x = 502,484,032.19
  5. Step 5: Solve for x
    x = 502,484,032.19/26,523.18
  6. Step 6: Final answer
    x = 18,945.09

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Similar ratio
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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.