Home / 19,553.32-26,973.57-12,472.30

Finding the Fourth Proportional to 19,553.32, 26,973.57 and 12,472.30

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Solution

The fourth proportional to 19,553.32, 26,973.57 and 12,472.30 is: 17,205.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.32 : 26,973.57 = 12,472.30 : x
  2. Step 2: Convert to fraction form
    19,553.32/26,973.57 = 12,472.30/x
  3. Step 3: Cross multiply
    19,553.32x = 26,973.57 × 12,472.30
  4. Step 4: Simplify right side
    19,553.32x = 336,422,457.11
  5. Step 5: Solve for x
    x = 336,422,457.11/19,553.32
  6. Step 6: Final answer
    x = 17,205.39

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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.