Home / 25,474.07-35,158.37-14,147.21

Finding the Fourth Proportional to 25,474.07, 35,158.37 and 14,147.21

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Solution

The fourth proportional to 25,474.07, 35,158.37 and 14,147.21 is: 19,525.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474.07 : 35,158.37 = 14,147.21 : x
  2. Step 2: Convert to fraction form
    25,474.07/35,158.37 = 14,147.21/x
  3. Step 3: Cross multiply
    25,474.07x = 35,158.37 × 14,147.21
  4. Step 4: Simplify right side
    25,474.07x = 497,392,597.12
  5. Step 5: Solve for x
    x = 497,392,597.12/25,474.07
  6. Step 6: Final answer
    x = 19,525.45

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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.