Home / 26,821.76-37,012.30-14,885.10

Finding the Fourth Proportional to 26,821.76, 37,012.30 and 14,885.10

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Solution

The fourth proportional to 26,821.76, 37,012.30 and 14,885.10 is: 20,540.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,821.76 : 37,012.30 = 14,885.10 : x
  2. Step 2: Convert to fraction form
    26,821.76/37,012.30 = 14,885.10/x
  3. Step 3: Cross multiply
    26,821.76x = 37,012.30 × 14,885.10
  4. Step 4: Simplify right side
    26,821.76x = 550,931,749.52
  5. Step 5: Solve for x
    x = 550,931,749.52/26,821.76
  6. Step 6: Final answer
    x = 20,540.48

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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.