Home / 52,588.56-72,572.34-28,715.64

Finding the Fourth Proportional to 52,588.56, 72,572.34 and 28,715.64

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Solution

The fourth proportional to 52,588.56, 72,572.34 and 28,715.64 is: 39,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,588.56 : 72,572.34 = 28,715.64 : x
  2. Step 2: Convert to fraction form
    52,588.56/72,572.34 = 28,715.64/x
  3. Step 3: Cross multiply
    52,588.56x = 72,572.34 × 28,715.64
  4. Step 4: Simplify right side
    52,588.56x = 2,083,961,189.40
  5. Step 5: Solve for x
    x = 2,083,961,189.40/52,588.56
  6. Step 6: Final answer
    x = 39,627.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.