Home / 39,136.72-58,651.96-18,030.32

Finding the Fourth Proportional to 39,136.72, 58,651.96 and 18,030.32

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Solution

The fourth proportional to 39,136.72, 58,651.96 and 18,030.32 is: 27,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136.72 : 58,651.96 = 18,030.32 : x
  2. Step 2: Convert to fraction form
    39,136.72/58,651.96 = 18,030.32/x
  3. Step 3: Cross multiply
    39,136.72x = 58,651.96 × 18,030.32
  4. Step 4: Simplify right side
    39,136.72x = 1,057,513,607.43
  5. Step 5: Solve for x
    x = 1,057,513,607.43/39,136.72
  6. Step 6: Final answer
    x = 27,021.01

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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.