Home / 12,368.70-18,567.45-6,522.30

Finding the Fourth Proportional to 12,368.70, 18,567.45 and 6,522.30

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Solution

The fourth proportional to 12,368.70, 18,567.45 and 6,522.30 is: 9,791.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.70 : 18,567.45 = 6,522.30 : x
  2. Step 2: Convert to fraction form
    12,368.70/18,567.45 = 6,522.30/x
  3. Step 3: Cross multiply
    12,368.70x = 18,567.45 × 6,522.30
  4. Step 4: Simplify right side
    12,368.70x = 121,102,479.14
  5. Step 5: Solve for x
    x = 121,102,479.14/12,368.70
  6. Step 6: Final answer
    x = 9,791.04

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1.5x scale

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.