Home / 27,372.18-40,955.75-19,492.90

Finding the Fourth Proportional to 27,372.18, 40,955.75 and 19,492.90

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Solution

The fourth proportional to 27,372.18, 40,955.75 and 19,492.90 is: 29,166.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.18 : 40,955.75 = 19,492.90 : x
  2. Step 2: Convert to fraction form
    27,372.18/40,955.75 = 19,492.90/x
  3. Step 3: Cross multiply
    27,372.18x = 40,955.75 × 19,492.90
  4. Step 4: Simplify right side
    27,372.18x = 798,346,339.18
  5. Step 5: Solve for x
    x = 798,346,339.18/27,372.18
  6. Step 6: Final answer
    x = 29,166.34

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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.