Home / 25,305.16-34,918.47-14,692.72

Finding the Fourth Proportional to 25,305.16, 34,918.47 and 14,692.72

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Solution

The fourth proportional to 25,305.16, 34,918.47 and 14,692.72 is: 20,274.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.16 : 34,918.47 = 14,692.72 : x
  2. Step 2: Convert to fraction form
    25,305.16/34,918.47 = 14,692.72/x
  3. Step 3: Cross multiply
    25,305.16x = 34,918.47 × 14,692.72
  4. Step 4: Simplify right side
    25,305.16x = 513,047,302.54
  5. Step 5: Solve for x
    x = 513,047,302.54/25,305.16
  6. Step 6: Final answer
    x = 20,274.41

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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.