Home / 25,539.84-35,237.16-15,474.24

Finding the Fourth Proportional to 25,539.84, 35,237.16 and 15,474.24

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Solution

The fourth proportional to 25,539.84, 35,237.16 and 15,474.24 is: 21,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539.84 : 35,237.16 = 15,474.24 : x
  2. Step 2: Convert to fraction form
    25,539.84/35,237.16 = 15,474.24/x
  3. Step 3: Cross multiply
    25,539.84x = 35,237.16 × 15,474.24
  4. Step 4: Simplify right side
    25,539.84x = 545,268,270.76
  5. Step 5: Solve for x
    x = 545,268,270.76/25,539.84
  6. Step 6: Final answer
    x = 21,349.71

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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.