Home / 22,762.36-31,412.33-13,204.46

Finding the Fourth Proportional to 22,762.36, 31,412.33 and 13,204.46

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Solution

The fourth proportional to 22,762.36, 31,412.33 and 13,204.46 is: 18,222.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,762.36 : 31,412.33 = 13,204.46 : x
  2. Step 2: Convert to fraction form
    22,762.36/31,412.33 = 13,204.46/x
  3. Step 3: Cross multiply
    22,762.36x = 31,412.33 × 13,204.46
  4. Step 4: Simplify right side
    22,762.36x = 414,782,854.99
  5. Step 5: Solve for x
    x = 414,782,854.99/22,762.36
  6. Step 6: Final answer
    x = 18,222.31

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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.