Home / 19,607.40-29,358.72-10,353.96

Finding the Fourth Proportional to 19,607.40, 29,358.72 and 10,353.96

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Solution

The fourth proportional to 19,607.40, 29,358.72 and 10,353.96 is: 15,503.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.40 : 29,358.72 = 10,353.96 : x
  2. Step 2: Convert to fraction form
    19,607.40/29,358.72 = 10,353.96/x
  3. Step 3: Cross multiply
    19,607.40x = 29,358.72 × 10,353.96
  4. Step 4: Simplify right side
    19,607.40x = 303,979,012.53
  5. Step 5: Solve for x
    x = 303,979,012.53/19,607.40
  6. Step 6: Final answer
    x = 15,503.28

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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.