Home / 48,565.25-72,848.34-13,507.64

Finding the Fourth Proportional to 48,565.25, 72,848.34 and 13,507.64

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Solution

The fourth proportional to 48,565.25, 72,848.34 and 13,507.64 is: 20,261.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,565.25 : 72,848.34 = 13,507.64 : x
  2. Step 2: Convert to fraction form
    48,565.25/72,848.34 = 13,507.64/x
  3. Step 3: Cross multiply
    48,565.25x = 72,848.34 × 13,507.64
  4. Step 4: Simplify right side
    48,565.25x = 984,008,787.08
  5. Step 5: Solve for x
    x = 984,008,787.08/48,565.25
  6. Step 6: Final answer
    x = 20,261.58

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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.