Home / 27,168.08-37,492.08-15,231.92

Finding the Fourth Proportional to 27,168.08, 37,492.08 and 15,231.92

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Solution

The fourth proportional to 27,168.08, 37,492.08 and 15,231.92 is: 21,020.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.08 : 37,492.08 = 15,231.92 : x
  2. Step 2: Convert to fraction form
    27,168.08/37,492.08 = 15,231.92/x
  3. Step 3: Cross multiply
    27,168.08x = 37,492.08 × 15,231.92
  4. Step 4: Simplify right side
    27,168.08x = 571,076,363.19
  5. Step 5: Solve for x
    x = 571,076,363.19/27,168.08
  6. Step 6: Final answer
    x = 21,020.12

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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.