Home / 22,763.07-31,412.92-13,204.89

Finding the Fourth Proportional to 22,763.07, 31,412.92 and 13,204.89

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Solution

The fourth proportional to 22,763.07, 31,412.92 and 13,204.89 is: 18,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,763.07 : 31,412.92 = 13,204.89 : x
  2. Step 2: Convert to fraction form
    22,763.07/31,412.92 = 13,204.89/x
  3. Step 3: Cross multiply
    22,763.07x = 31,412.92 × 13,204.89
  4. Step 4: Simplify right side
    22,763.07x = 414,804,153.18
  5. Step 5: Solve for x
    x = 414,804,153.18/22,763.07
  6. Step 6: Final answer
    x = 18,222.68

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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.