Home / 19,586.64-27,043.60-12,043.08

Finding the Fourth Proportional to 19,586.64, 27,043.60 and 12,043.08

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Solution

The fourth proportional to 19,586.64, 27,043.60 and 12,043.08 is: 16,628.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.64 : 27,043.60 = 12,043.08 : x
  2. Step 2: Convert to fraction form
    19,586.64/27,043.60 = 12,043.08/x
  3. Step 3: Cross multiply
    19,586.64x = 27,043.60 × 12,043.08
  4. Step 4: Simplify right side
    19,586.64x = 325,688,238.29
  5. Step 5: Solve for x
    x = 325,688,238.29/19,586.64
  6. Step 6: Final answer
    x = 16,628.08

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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.