Home / 25,712.84-38,539.56-11,832.68

Finding the Fourth Proportional to 25,712.84, 38,539.56 and 11,832.68

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Solution

The fourth proportional to 25,712.84, 38,539.56 and 11,832.68 is: 17,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,712.84 : 38,539.56 = 11,832.68 : x
  2. Step 2: Convert to fraction form
    25,712.84/38,539.56 = 11,832.68/x
  3. Step 3: Cross multiply
    25,712.84x = 38,539.56 × 11,832.68
  4. Step 4: Simplify right side
    25,712.84x = 456,026,280.82
  5. Step 5: Solve for x
    x = 456,026,280.82/25,712.84
  6. Step 6: Final answer
    x = 17,735.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.