Home / 27,432.56-37,856.88-14,857.28

Finding the Fourth Proportional to 27,432.56, 37,856.88 and 14,857.28

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Solution

The fourth proportional to 27,432.56, 37,856.88 and 14,857.28 is: 20,503.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,432.56 : 37,856.88 = 14,857.28 : x
  2. Step 2: Convert to fraction form
    27,432.56/37,856.88 = 14,857.28/x
  3. Step 3: Cross multiply
    27,432.56x = 37,856.88 × 14,857.28
  4. Step 4: Simplify right side
    27,432.56x = 562,450,266.09
  5. Step 5: Solve for x
    x = 562,450,266.09/27,432.56
  6. Step 6: Final answer
    x = 20,503.02

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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.