Home / 17,433.40-26,135.46-12,152.88

Finding the Fourth Proportional to 17,433.40, 26,135.46 and 12,152.88

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Solution

The fourth proportional to 17,433.40, 26,135.46 and 12,152.88 is: 18,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,433.40 : 26,135.46 = 12,152.88 : x
  2. Step 2: Convert to fraction form
    17,433.40/26,135.46 = 12,152.88/x
  3. Step 3: Cross multiply
    17,433.40x = 26,135.46 × 12,152.88
  4. Step 4: Simplify right side
    17,433.40x = 317,621,109.12
  5. Step 5: Solve for x
    x = 317,621,109.12/17,433.40
  6. Step 6: Final answer
    x = 18,219.11

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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.