Home / 30,468.53-45,684.34-19,925.82

Finding the Fourth Proportional to 30,468.53, 45,684.34 and 19,925.82

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Solution

The fourth proportional to 30,468.53, 45,684.34 and 19,925.82 is: 29,876.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468.53 : 45,684.34 = 19,925.82 : x
  2. Step 2: Convert to fraction form
    30,468.53/45,684.34 = 19,925.82/x
  3. Step 3: Cross multiply
    30,468.53x = 45,684.34 × 19,925.82
  4. Step 4: Simplify right side
    30,468.53x = 910,297,885.84
  5. Step 5: Solve for x
    x = 910,297,885.84/30,468.53
  6. Step 6: Final answer
    x = 29,876.66

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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.