Home / 21,292.24-29,384.22-12,337.96

Finding the Fourth Proportional to 21,292.24, 29,384.22 and 12,337.96

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Solution

The fourth proportional to 21,292.24, 29,384.22 and 12,337.96 is: 17,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,292.24 : 29,384.22 = 12,337.96 : x
  2. Step 2: Convert to fraction form
    21,292.24/29,384.22 = 12,337.96/x
  3. Step 3: Cross multiply
    21,292.24x = 29,384.22 × 12,337.96
  4. Step 4: Simplify right side
    21,292.24x = 362,541,330.99
  5. Step 5: Solve for x
    x = 362,541,330.99/21,292.24
  6. Step 6: Final answer
    x = 17,026.92

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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.