Home / 14,396.32-19,869.87-9,087.58

Finding the Fourth Proportional to 14,396.32, 19,869.87 and 9,087.58

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Solution

The fourth proportional to 14,396.32, 19,869.87 and 9,087.58 is: 12,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.32 : 19,869.87 = 9,087.58 : x
  2. Step 2: Convert to fraction form
    14,396.32/19,869.87 = 9,087.58/x
  3. Step 3: Cross multiply
    14,396.32x = 19,869.87 × 9,087.58
  4. Step 4: Simplify right side
    14,396.32x = 180,569,033.21
  5. Step 5: Solve for x
    x = 180,569,033.21/14,396.32
  6. Step 6: Final answer
    x = 12,542.72

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1.5x scale

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.