Home / 30,431.65-41,834.45-26,167.09

Finding the Fourth Proportional to 30,431.65, 41,834.45 and 26,167.09

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Solution

The fourth proportional to 30,431.65, 41,834.45 and 26,167.09 is: 35,971.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,431.65 : 41,834.45 = 26,167.09 : x
  2. Step 2: Convert to fraction form
    30,431.65/41,834.45 = 26,167.09/x
  3. Step 3: Cross multiply
    30,431.65x = 41,834.45 × 26,167.09
  4. Step 4: Simplify right side
    30,431.65x = 1,094,685,818.25
  5. Step 5: Solve for x
    x = 1,094,685,818.25/30,431.65
  6. Step 6: Final answer
    x = 35,971.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.