Home / 22,954.37-31,651.70-15,868.49

Finding the Fourth Proportional to 22,954.37, 31,651.70 and 15,868.49

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Solution

The fourth proportional to 22,954.37, 31,651.70 and 15,868.49 is: 21,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,954.37 : 31,651.70 = 15,868.49 : x
  2. Step 2: Convert to fraction form
    22,954.37/31,651.70 = 15,868.49/x
  3. Step 3: Cross multiply
    22,954.37x = 31,651.70 × 15,868.49
  4. Step 4: Simplify right side
    22,954.37x = 502,264,447.33
  5. Step 5: Solve for x
    x = 502,264,447.33/22,954.37
  6. Step 6: Final answer
    x = 21,881.00

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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.