Home / 23,141.04-31,934.68-12,530.68

Finding the Fourth Proportional to 23,141.04, 31,934.68 and 12,530.68

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Solution

The fourth proportional to 23,141.04, 31,934.68 and 12,530.68 is: 17,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,141.04 : 31,934.68 = 12,530.68 : x
  2. Step 2: Convert to fraction form
    23,141.04/31,934.68 = 12,530.68/x
  3. Step 3: Cross multiply
    23,141.04x = 31,934.68 × 12,530.68
  4. Step 4: Simplify right side
    23,141.04x = 400,163,255.98
  5. Step 5: Solve for x
    x = 400,163,255.98/23,141.04
  6. Step 6: Final answer
    x = 17,292.36

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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.