Home / 14,526.12-20,047.02-8,238.90

Finding the Fourth Proportional to 14,526.12, 20,047.02 and 8,238.90

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Solution

The fourth proportional to 14,526.12, 20,047.02 and 8,238.90 is: 11,370.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.12 : 20,047.02 = 8,238.90 : x
  2. Step 2: Convert to fraction form
    14,526.12/20,047.02 = 8,238.90/x
  3. Step 3: Cross multiply
    14,526.12x = 20,047.02 × 8,238.90
  4. Step 4: Simplify right side
    14,526.12x = 165,165,393.08
  5. Step 5: Solve for x
    x = 165,165,393.08/14,526.12
  6. Step 6: Final answer
    x = 11,370.23

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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.