Home / 22,633.89-31,247.14-15,474.57

Finding the Fourth Proportional to 22,633.89, 31,247.14 and 15,474.57

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Solution

The fourth proportional to 22,633.89, 31,247.14 and 15,474.57 is: 21,363.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,633.89 : 31,247.14 = 15,474.57 : x
  2. Step 2: Convert to fraction form
    22,633.89/31,247.14 = 15,474.57/x
  3. Step 3: Cross multiply
    22,633.89x = 31,247.14 × 15,474.57
  4. Step 4: Simplify right side
    22,633.89x = 483,536,055.23
  5. Step 5: Solve for x
    x = 483,536,055.23/22,633.89
  6. Step 6: Final answer
    x = 21,363.37

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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.