Home / 21,295.37-29,372.01-14,112.29

Finding the Fourth Proportional to 21,295.37, 29,372.01 and 14,112.29

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Solution

The fourth proportional to 21,295.37, 29,372.01 and 14,112.29 is: 19,464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,295.37 : 29,372.01 = 14,112.29 : x
  2. Step 2: Convert to fraction form
    21,295.37/29,372.01 = 14,112.29/x
  3. Step 3: Cross multiply
    21,295.37x = 29,372.01 × 14,112.29
  4. Step 4: Simplify right side
    21,295.37x = 414,506,323.00
  5. Step 5: Solve for x
    x = 414,506,323.00/21,295.37
  6. Step 6: Final answer
    x = 19,464.62

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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.