Home / 57,628.09-86,444.84-28,010.62

Finding the Fourth Proportional to 57,628.09, 86,444.84 and 28,010.62

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Solution

The fourth proportional to 57,628.09, 86,444.84 and 28,010.62 is: 42,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,628.09 : 86,444.84 = 28,010.62 : x
  2. Step 2: Convert to fraction form
    57,628.09/86,444.84 = 28,010.62/x
  3. Step 3: Cross multiply
    57,628.09x = 86,444.84 × 28,010.62
  4. Step 4: Simplify right side
    57,628.09x = 2,421,373,564.20
  5. Step 5: Solve for x
    x = 2,421,373,564.20/57,628.09
  6. Step 6: Final answer
    x = 42,017.24

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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.