Home / 17,380.40-26,072.13-4,900.53

Finding the Fourth Proportional to 17,380.40, 26,072.13 and 4,900.53

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Solution

The fourth proportional to 17,380.40, 26,072.13 and 4,900.53 is: 7,351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.40 : 26,072.13 = 4,900.53 : x
  2. Step 2: Convert to fraction form
    17,380.40/26,072.13 = 4,900.53/x
  3. Step 3: Cross multiply
    17,380.40x = 26,072.13 × 4,900.53
  4. Step 4: Simplify right side
    17,380.40x = 127,767,255.23
  5. Step 5: Solve for x
    x = 127,767,255.23/17,380.40
  6. Step 6: Final answer
    x = 7,351.23

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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.