Home / 23,142.99-31,937.08-12,532.44

Finding the Fourth Proportional to 23,142.99, 31,937.08 and 12,532.44

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Solution

The fourth proportional to 23,142.99, 31,937.08 and 12,532.44 is: 17,294.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,142.99 : 31,937.08 = 12,532.44 : x
  2. Step 2: Convert to fraction form
    23,142.99/31,937.08 = 12,532.44/x
  3. Step 3: Cross multiply
    23,142.99x = 31,937.08 × 12,532.44
  4. Step 4: Simplify right side
    23,142.99x = 400,249,538.88
  5. Step 5: Solve for x
    x = 400,249,538.88/23,142.99
  6. Step 6: Final answer
    x = 17,294.63

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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.