Home / 52,557.68-78,827.99-15,109.22

Finding the Fourth Proportional to 52,557.68, 78,827.99 and 15,109.22

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Solution

The fourth proportional to 52,557.68, 78,827.99 and 15,109.22 is: 22,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,557.68 : 78,827.99 = 15,109.22 : x
  2. Step 2: Convert to fraction form
    52,557.68/78,827.99 = 15,109.22/x
  3. Step 3: Cross multiply
    52,557.68x = 78,827.99 × 15,109.22
  4. Step 4: Simplify right side
    52,557.68x = 1,191,028,973.38
  5. Step 5: Solve for x
    x = 1,191,028,973.38/52,557.68
  6. Step 6: Final answer
    x = 22,661.37

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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.