Home / 13,374.06-18,457.02-8,596.80

Finding the Fourth Proportional to 13,374.06, 18,457.02 and 8,596.80

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Solution

The fourth proportional to 13,374.06, 18,457.02 and 8,596.80 is: 11,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374.06 : 18,457.02 = 8,596.80 : x
  2. Step 2: Convert to fraction form
    13,374.06/18,457.02 = 8,596.80/x
  3. Step 3: Cross multiply
    13,374.06x = 18,457.02 × 8,596.80
  4. Step 4: Simplify right side
    13,374.06x = 158,671,309.54
  5. Step 5: Solve for x
    x = 158,671,309.54/13,374.06
  6. Step 6: Final answer
    x = 11,864.11

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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.