Home / 23,084.70-31,849.40-14,122.86

Finding the Fourth Proportional to 23,084.70, 31,849.40 and 14,122.86

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Solution

The fourth proportional to 23,084.70, 31,849.40 and 14,122.86 is: 19,484.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,084.70 : 31,849.40 = 14,122.86 : x
  2. Step 2: Convert to fraction form
    23,084.70/31,849.40 = 14,122.86/x
  3. Step 3: Cross multiply
    23,084.70x = 31,849.40 × 14,122.86
  4. Step 4: Simplify right side
    23,084.70x = 449,804,533.16
  5. Step 5: Solve for x
    x = 449,804,533.16/23,084.70
  6. Step 6: Final answer
    x = 19,484.97

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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.