Home / 16,753.57-25,130.91-8,429.03

Finding the Fourth Proportional to 16,753.57, 25,130.91 and 8,429.03

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Solution

The fourth proportional to 16,753.57, 25,130.91 and 8,429.03 is: 12,643.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,753.57 : 25,130.91 = 8,429.03 : x
  2. Step 2: Convert to fraction form
    16,753.57/25,130.91 = 8,429.03/x
  3. Step 3: Cross multiply
    16,753.57x = 25,130.91 × 8,429.03
  4. Step 4: Simplify right side
    16,753.57x = 211,829,194.32
  5. Step 5: Solve for x
    x = 211,829,194.32/16,753.57
  6. Step 6: Final answer
    x = 12,643.82

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1.5x scale

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.