Home / 34,962.40-52,454.40-12,769.84

Finding the Fourth Proportional to 34,962.40, 52,454.40 and 12,769.84

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Solution

The fourth proportional to 34,962.40, 52,454.40 and 12,769.84 is: 19,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,962.40 : 52,454.40 = 12,769.84 : x
  2. Step 2: Convert to fraction form
    34,962.40/52,454.40 = 12,769.84/x
  3. Step 3: Cross multiply
    34,962.40x = 52,454.40 × 12,769.84
  4. Step 4: Simplify right side
    34,962.40x = 669,834,295.30
  5. Step 5: Solve for x
    x = 669,834,295.30/34,962.40
  6. Step 6: Final answer
    x = 19,158.70

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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.