Home / 18,012.89-24,854.67-10,457.53

Finding the Fourth Proportional to 18,012.89, 24,854.67 and 10,457.53

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Solution

The fourth proportional to 18,012.89, 24,854.67 and 10,457.53 is: 14,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012.89 : 24,854.67 = 10,457.53 : x
  2. Step 2: Convert to fraction form
    18,012.89/24,854.67 = 10,457.53/x
  3. Step 3: Cross multiply
    18,012.89x = 24,854.67 × 10,457.53
  4. Step 4: Simplify right side
    18,012.89x = 259,918,395.03
  5. Step 5: Solve for x
    x = 259,918,395.03/18,012.89
  6. Step 6: Final answer
    x = 14,429.58

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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.