Home / 27,869.64-38,492.04-18,352.07

Finding the Fourth Proportional to 27,869.64, 38,492.04 and 18,352.07

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Solution

The fourth proportional to 27,869.64, 38,492.04 and 18,352.07 is: 25,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.64 : 38,492.04 = 18,352.07 : x
  2. Step 2: Convert to fraction form
    27,869.64/38,492.04 = 18,352.07/x
  3. Step 3: Cross multiply
    27,869.64x = 38,492.04 × 18,352.07
  4. Step 4: Simplify right side
    27,869.64x = 706,408,708.75
  5. Step 5: Solve for x
    x = 706,408,708.75/27,869.64
  6. Step 6: Final answer
    x = 25,346.89

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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.