Home / 17,130.60-25,692.81-4,648.91

Finding the Fourth Proportional to 17,130.60, 25,692.81 and 4,648.91

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Solution

The fourth proportional to 17,130.60, 25,692.81 and 4,648.91 is: 6,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.60 : 25,692.81 = 4,648.91 : x
  2. Step 2: Convert to fraction form
    17,130.60/25,692.81 = 4,648.91/x
  3. Step 3: Cross multiply
    17,130.60x = 25,692.81 × 4,648.91
  4. Step 4: Simplify right side
    17,130.60x = 119,443,432.87
  5. Step 5: Solve for x
    x = 119,443,432.87/17,130.60
  6. Step 6: Final answer
    x = 6,972.52

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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.