Home / 36,458.79-54,692.75-14,269.29

Finding the Fourth Proportional to 36,458.79, 54,692.75 and 14,269.29

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Solution

The fourth proportional to 36,458.79, 54,692.75 and 14,269.29 is: 21,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.79 : 54,692.75 = 14,269.29 : x
  2. Step 2: Convert to fraction form
    36,458.79/54,692.75 = 14,269.29/x
  3. Step 3: Cross multiply
    36,458.79x = 54,692.75 × 14,269.29
  4. Step 4: Simplify right side
    36,458.79x = 780,426,639.30
  5. Step 5: Solve for x
    x = 780,426,639.30/36,458.79
  6. Step 6: Final answer
    x = 21,405.72

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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.