Home / 25,051.08-34,569.96-13,720.02

Finding the Fourth Proportional to 25,051.08, 34,569.96 and 13,720.02

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Solution

The fourth proportional to 25,051.08, 34,569.96 and 13,720.02 is: 18,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,051.08 : 34,569.96 = 13,720.02 : x
  2. Step 2: Convert to fraction form
    25,051.08/34,569.96 = 13,720.02/x
  3. Step 3: Cross multiply
    25,051.08x = 34,569.96 × 13,720.02
  4. Step 4: Simplify right side
    25,051.08x = 474,300,542.60
  5. Step 5: Solve for x
    x = 474,300,542.60/25,051.08
  6. Step 6: Final answer
    x = 18,933.34

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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.