Home / 14,538.79-20,058.28-8,247.52

Finding the Fourth Proportional to 14,538.79, 20,058.28 and 8,247.52

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Solution

The fourth proportional to 14,538.79, 20,058.28 and 8,247.52 is: 11,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538.79 : 20,058.28 = 8,247.52 : x
  2. Step 2: Convert to fraction form
    14,538.79/20,058.28 = 8,247.52/x
  3. Step 3: Cross multiply
    14,538.79x = 20,058.28 × 8,247.52
  4. Step 4: Simplify right side
    14,538.79x = 165,431,116.31
  5. Step 5: Solve for x
    x = 165,431,116.31/14,538.79
  6. Step 6: Final answer
    x = 11,378.60

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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.