Home / 30,223.79-45,343.37-17,754.36

Finding the Fourth Proportional to 30,223.79, 45,343.37 and 17,754.36

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Solution

The fourth proportional to 30,223.79, 45,343.37 and 17,754.36 is: 26,636.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,223.79 : 45,343.37 = 17,754.36 : x
  2. Step 2: Convert to fraction form
    30,223.79/45,343.37 = 17,754.36/x
  3. Step 3: Cross multiply
    30,223.79x = 45,343.37 × 17,754.36
  4. Step 4: Simplify right side
    30,223.79x = 805,042,425.82
  5. Step 5: Solve for x
    x = 805,042,425.82/30,223.79
  6. Step 6: Final answer
    x = 26,636.06

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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.