Home / 26,024.80-39,027.60-8,495.20

Finding the Fourth Proportional to 26,024.80, 39,027.60 and 8,495.20

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Solution

The fourth proportional to 26,024.80, 39,027.60 and 8,495.20 is: 12,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,024.80 : 39,027.60 = 8,495.20 : x
  2. Step 2: Convert to fraction form
    26,024.80/39,027.60 = 8,495.20/x
  3. Step 3: Cross multiply
    26,024.80x = 39,027.60 × 8,495.20
  4. Step 4: Simplify right side
    26,024.80x = 331,547,267.52
  5. Step 5: Solve for x
    x = 331,547,267.52/26,024.80
  6. Step 6: Final answer
    x = 12,739.67

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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.