Home / 30,705.20-46,020.45-17,345.06

Finding the Fourth Proportional to 30,705.20, 46,020.45 and 17,345.06

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Solution

The fourth proportional to 30,705.20, 46,020.45 and 17,345.06 is: 25,996.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,705.20 : 46,020.45 = 17,345.06 : x
  2. Step 2: Convert to fraction form
    30,705.20/46,020.45 = 17,345.06/x
  3. Step 3: Cross multiply
    30,705.20x = 46,020.45 × 17,345.06
  4. Step 4: Simplify right side
    30,705.20x = 798,227,466.48
  5. Step 5: Solve for x
    x = 798,227,466.48/30,705.20
  6. Step 6: Final answer
    x = 25,996.49

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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.