Home / 14,171.40-19,564.63-9,397.83

Finding the Fourth Proportional to 14,171.40, 19,564.63 and 9,397.83

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Solution

The fourth proportional to 14,171.40, 19,564.63 and 9,397.83 is: 12,974.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171.40 : 19,564.63 = 9,397.83 : x
  2. Step 2: Convert to fraction form
    14,171.40/19,564.63 = 9,397.83/x
  3. Step 3: Cross multiply
    14,171.40x = 19,564.63 × 9,397.83
  4. Step 4: Simplify right side
    14,171.40x = 183,865,043.26
  5. Step 5: Solve for x
    x = 183,865,043.26/14,171.40
  6. Step 6: Final answer
    x = 12,974.37

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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.