Home / 34,692.16-52,065.90-12,521.08

Finding the Fourth Proportional to 34,692.16, 52,065.90 and 12,521.08

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Solution

The fourth proportional to 34,692.16, 52,065.90 and 12,521.08 is: 18,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,692.16 : 52,065.90 = 12,521.08 : x
  2. Step 2: Convert to fraction form
    34,692.16/52,065.90 = 12,521.08/x
  3. Step 3: Cross multiply
    34,692.16x = 52,065.90 × 12,521.08
  4. Step 4: Simplify right side
    34,692.16x = 651,921,299.17
  5. Step 5: Solve for x
    x = 651,921,299.17/34,692.16
  6. Step 6: Final answer
    x = 18,791.60

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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.