Home / 38,269.15-57,403.84-11,615.35

Finding the Fourth Proportional to 38,269.15, 57,403.84 and 11,615.35

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Solution

The fourth proportional to 38,269.15, 57,403.84 and 11,615.35 is: 17,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269.15 : 57,403.84 = 11,615.35 : x
  2. Step 2: Convert to fraction form
    38,269.15/57,403.84 = 11,615.35/x
  3. Step 3: Cross multiply
    38,269.15x = 57,403.84 × 11,615.35
  4. Step 4: Simplify right side
    38,269.15x = 666,765,692.94
  5. Step 5: Solve for x
    x = 666,765,692.94/38,269.15
  6. Step 6: Final answer
    x = 17,423.06

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1.5x scale

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.