Home / 57,328.48-85,982.64-15,208.96

Finding the Fourth Proportional to 57,328.48, 85,982.64 and 15,208.96

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Solution

The fourth proportional to 57,328.48, 85,982.64 and 15,208.96 is: 22,810.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328.48 : 85,982.64 = 15,208.96 : x
  2. Step 2: Convert to fraction form
    57,328.48/85,982.64 = 15,208.96/x
  3. Step 3: Cross multiply
    57,328.48x = 85,982.64 × 15,208.96
  4. Step 4: Simplify right side
    57,328.48x = 1,307,706,532.45
  5. Step 5: Solve for x
    x = 1,307,706,532.45/57,328.48
  6. Step 6: Final answer
    x = 22,810.77

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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.