Home / 14,362.33-21,438.22-13,306.93

Finding the Fourth Proportional to 14,362.33, 21,438.22 and 13,306.93

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Solution

The fourth proportional to 14,362.33, 21,438.22 and 13,306.93 is: 19,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.33 : 21,438.22 = 13,306.93 : x
  2. Step 2: Convert to fraction form
    14,362.33/21,438.22 = 13,306.93/x
  3. Step 3: Cross multiply
    14,362.33x = 21,438.22 × 13,306.93
  4. Step 4: Simplify right side
    14,362.33x = 285,276,785.67
  5. Step 5: Solve for x
    x = 285,276,785.67/14,362.33
  6. Step 6: Final answer
    x = 19,862.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.