Home / 25,403.79-35,057.21-14,074.02

Finding the Fourth Proportional to 25,403.79, 35,057.21 and 14,074.02

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Solution

The fourth proportional to 25,403.79, 35,057.21 and 14,074.02 is: 19,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,403.79 : 35,057.21 = 14,074.02 : x
  2. Step 2: Convert to fraction form
    25,403.79/35,057.21 = 14,074.02/x
  3. Step 3: Cross multiply
    25,403.79x = 35,057.21 × 14,074.02
  4. Step 4: Simplify right side
    25,403.79x = 493,395,699.40
  5. Step 5: Solve for x
    x = 493,395,699.40/25,403.79
  6. Step 6: Final answer
    x = 19,422.13

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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.