Home / 30,130.26-41,580.99-17,387.34

Finding the Fourth Proportional to 30,130.26, 41,580.99 and 17,387.34

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Solution

The fourth proportional to 30,130.26, 41,580.99 and 17,387.34 is: 23,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,130.26 : 41,580.99 = 17,387.34 : x
  2. Step 2: Convert to fraction form
    30,130.26/41,580.99 = 17,387.34/x
  3. Step 3: Cross multiply
    30,130.26x = 41,580.99 × 17,387.34
  4. Step 4: Simplify right side
    30,130.26x = 722,982,810.67
  5. Step 5: Solve for x
    x = 722,982,810.67/30,130.26
  6. Step 6: Final answer
    x = 23,995.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.