Home / 14,655.36-21,974.58-12,903.87

Finding the Fourth Proportional to 14,655.36, 21,974.58 and 12,903.87

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Solution

The fourth proportional to 14,655.36, 21,974.58 and 12,903.87 is: 19,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.36 : 21,974.58 = 12,903.87 : x
  2. Step 2: Convert to fraction form
    14,655.36/21,974.58 = 12,903.87/x
  3. Step 3: Cross multiply
    14,655.36x = 21,974.58 × 12,903.87
  4. Step 4: Simplify right side
    14,655.36x = 283,557,123.62
  5. Step 5: Solve for x
    x = 283,557,123.62/14,655.36
  6. Step 6: Final answer
    x = 19,348.36

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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.