Home / 26,477.20-39,720.12-8,948.08

Finding the Fourth Proportional to 26,477.20, 39,720.12 and 8,948.08

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Solution

The fourth proportional to 26,477.20, 39,720.12 and 8,948.08 is: 13,423.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,477.20 : 39,720.12 = 8,948.08 : x
  2. Step 2: Convert to fraction form
    26,477.20/39,720.12 = 8,948.08/x
  3. Step 3: Cross multiply
    26,477.20x = 39,720.12 × 8,948.08
  4. Step 4: Simplify right side
    26,477.20x = 355,418,811.37
  5. Step 5: Solve for x
    x = 355,418,811.37/26,477.20
  6. Step 6: Final answer
    x = 13,423.58

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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.