Home / 19,944.60-29,852.10-14,112.60

Finding the Fourth Proportional to 19,944.60, 29,852.10 and 14,112.60

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Solution

The fourth proportional to 19,944.60, 29,852.10 and 14,112.60 is: 21,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.60 : 29,852.10 = 14,112.60 : x
  2. Step 2: Convert to fraction form
    19,944.60/29,852.10 = 14,112.60/x
  3. Step 3: Cross multiply
    19,944.60x = 29,852.10 × 14,112.60
  4. Step 4: Simplify right side
    19,944.60x = 421,290,746.46
  5. Step 5: Solve for x
    x = 421,290,746.46/19,944.60
  6. Step 6: Final answer
    x = 21,123.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.