Home / 19,548.54-29,322.72-4,757.40

Finding the Fourth Proportional to 19,548.54, 29,322.72 and 4,757.40

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Solution

The fourth proportional to 19,548.54, 29,322.72 and 4,757.40 is: 7,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.54 : 29,322.72 = 4,757.40 : x
  2. Step 2: Convert to fraction form
    19,548.54/29,322.72 = 4,757.40/x
  3. Step 3: Cross multiply
    19,548.54x = 29,322.72 × 4,757.40
  4. Step 4: Simplify right side
    19,548.54x = 139,499,908.13
  5. Step 5: Solve for x
    x = 139,499,908.13/19,548.54
  6. Step 6: Final answer
    x = 7,136.08

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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.