Home / 52,628.05-78,973.19-19,371.48

Finding the Fourth Proportional to 52,628.05, 78,973.19 and 19,371.48

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Solution

The fourth proportional to 52,628.05, 78,973.19 and 19,371.48 is: 29,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,628.05 : 78,973.19 = 19,371.48 : x
  2. Step 2: Convert to fraction form
    52,628.05/78,973.19 = 19,371.48/x
  3. Step 3: Cross multiply
    52,628.05x = 78,973.19 × 19,371.48
  4. Step 4: Simplify right side
    52,628.05x = 1,529,827,570.62
  5. Step 5: Solve for x
    x = 1,529,827,570.62/52,628.05
  6. Step 6: Final answer
    x = 29,068.67

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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.