Home / 28,176.03-38,835.68-22,492.56

Finding the Fourth Proportional to 28,176.03, 38,835.68 and 22,492.56

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Solution

The fourth proportional to 28,176.03, 38,835.68 and 22,492.56 is: 31,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,176.03 : 38,835.68 = 22,492.56 : x
  2. Step 2: Convert to fraction form
    28,176.03/38,835.68 = 22,492.56/x
  3. Step 3: Cross multiply
    28,176.03x = 38,835.68 × 22,492.56
  4. Step 4: Simplify right side
    28,176.03x = 873,513,862.54
  5. Step 5: Solve for x
    x = 873,513,862.54/28,176.03
  6. Step 6: Final answer
    x = 31,002.02

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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.