Home / 45,983.77-69,063.14-28,575.25

Finding the Fourth Proportional to 45,983.77, 69,063.14 and 28,575.25

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Solution

The fourth proportional to 45,983.77, 69,063.14 and 28,575.25 is: 42,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,983.77 : 69,063.14 = 28,575.25 : x
  2. Step 2: Convert to fraction form
    45,983.77/69,063.14 = 28,575.25/x
  3. Step 3: Cross multiply
    45,983.77x = 69,063.14 × 28,575.25
  4. Step 4: Simplify right side
    45,983.77x = 1,973,496,491.29
  5. Step 5: Solve for x
    x = 1,973,496,491.29/45,983.77
  6. Step 6: Final answer
    x = 42,917.24

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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.