Home / 31,266.40-43,150.10-17,834.58

Finding the Fourth Proportional to 31,266.40, 43,150.10 and 17,834.58

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Solution

The fourth proportional to 31,266.40, 43,150.10 and 17,834.58 is: 24,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,266.40 : 43,150.10 = 17,834.58 : x
  2. Step 2: Convert to fraction form
    31,266.40/43,150.10 = 17,834.58/x
  3. Step 3: Cross multiply
    31,266.40x = 43,150.10 × 17,834.58
  4. Step 4: Simplify right side
    31,266.40x = 769,563,694.71
  5. Step 5: Solve for x
    x = 769,563,694.71/31,266.40
  6. Step 6: Final answer
    x = 24,613.12

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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.