Home / 14,305.46-21,457.33-8,499.02

Finding the Fourth Proportional to 14,305.46, 21,457.33 and 8,499.02

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Solution

The fourth proportional to 14,305.46, 21,457.33 and 8,499.02 is: 12,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305.46 : 21,457.33 = 8,499.02 : x
  2. Step 2: Convert to fraction form
    14,305.46/21,457.33 = 8,499.02/x
  3. Step 3: Cross multiply
    14,305.46x = 21,457.33 × 8,499.02
  4. Step 4: Simplify right side
    14,305.46x = 182,366,148.28
  5. Step 5: Solve for x
    x = 182,366,148.28/14,305.46
  6. Step 6: Final answer
    x = 12,748.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.