Home / 57,329.10-85,944.65-21,770.51

Finding the Fourth Proportional to 57,329.10, 85,944.65 and 21,770.51

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Solution

The fourth proportional to 57,329.10, 85,944.65 and 21,770.51 is: 32,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,329.10 : 85,944.65 = 21,770.51 : x
  2. Step 2: Convert to fraction form
    57,329.10/85,944.65 = 21,770.51/x
  3. Step 3: Cross multiply
    57,329.10x = 85,944.65 × 21,770.51
  4. Step 4: Simplify right side
    57,329.10x = 1,871,058,323.70
  5. Step 5: Solve for x
    x = 1,871,058,323.70/57,329.10
  6. Step 6: Final answer
    x = 32,637.15

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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.