Home / 17,620.14-26,430.21-9,412.14

Finding the Fourth Proportional to 17,620.14, 26,430.21 and 9,412.14

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Solution

The fourth proportional to 17,620.14, 26,430.21 and 9,412.14 is: 14,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.14 : 26,430.21 = 9,412.14 : x
  2. Step 2: Convert to fraction form
    17,620.14/26,430.21 = 9,412.14/x
  3. Step 3: Cross multiply
    17,620.14x = 26,430.21 × 9,412.14
  4. Step 4: Simplify right side
    17,620.14x = 248,764,836.75
  5. Step 5: Solve for x
    x = 248,764,836.75/17,620.14
  6. Step 6: Final answer
    x = 14,118.21

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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.