Home / 10,383.24-14,317.53-7,020.22

Finding the Fourth Proportional to 10,383.24, 14,317.53 and 7,020.22

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Solution

The fourth proportional to 10,383.24, 14,317.53 and 7,020.22 is: 9,680.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.24 : 14,317.53 = 7,020.22 : x
  2. Step 2: Convert to fraction form
    10,383.24/14,317.53 = 7,020.22/x
  3. Step 3: Cross multiply
    10,383.24x = 14,317.53 × 7,020.22
  4. Step 4: Simplify right side
    10,383.24x = 100,512,175.18
  5. Step 5: Solve for x
    x = 100,512,175.18/10,383.24
  6. Step 6: Final answer
    x = 9,680.23

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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.