Home / 19,913.80-29,834.70-9,502.60

Finding the Fourth Proportional to 19,913.80, 29,834.70 and 9,502.60

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Solution

The fourth proportional to 19,913.80, 29,834.70 and 9,502.60 is: 14,236.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.80 : 29,834.70 = 9,502.60 : x
  2. Step 2: Convert to fraction form
    19,913.80/29,834.70 = 9,502.60/x
  3. Step 3: Cross multiply
    19,913.80x = 29,834.70 × 9,502.60
  4. Step 4: Simplify right side
    19,913.80x = 283,507,220.22
  5. Step 5: Solve for x
    x = 283,507,220.22/19,913.80
  6. Step 6: Final answer
    x = 14,236.72

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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.