Home / 23,687.63-32,688.40-12,932.13

Finding the Fourth Proportional to 23,687.63, 32,688.40 and 12,932.13

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Solution

The fourth proportional to 23,687.63, 32,688.40 and 12,932.13 is: 17,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,687.63 : 32,688.40 = 12,932.13 : x
  2. Step 2: Convert to fraction form
    23,687.63/32,688.40 = 12,932.13/x
  3. Step 3: Cross multiply
    23,687.63x = 32,688.40 × 12,932.13
  4. Step 4: Simplify right side
    23,687.63x = 422,730,638.29
  5. Step 5: Solve for x
    x = 422,730,638.29/23,687.63
  6. Step 6: Final answer
    x = 17,846.05

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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.