Home / 26,985.49-40,482.92-8,265.09

Finding the Fourth Proportional to 26,985.49, 40,482.92 and 8,265.09

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Solution

The fourth proportional to 26,985.49, 40,482.92 and 8,265.09 is: 12,399.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.49 : 40,482.92 = 8,265.09 : x
  2. Step 2: Convert to fraction form
    26,985.49/40,482.92 = 8,265.09/x
  3. Step 3: Cross multiply
    26,985.49x = 40,482.92 × 8,265.09
  4. Step 4: Simplify right side
    26,985.49x = 334,594,977.26
  5. Step 5: Solve for x
    x = 334,594,977.26/26,985.49
  6. Step 6: Final answer
    x = 12,399.07

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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.