Home / 18,498.34-25,537.58-12,457.23

Finding the Fourth Proportional to 18,498.34, 25,537.58 and 12,457.23

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Solution

The fourth proportional to 18,498.34, 25,537.58 and 12,457.23 is: 17,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498.34 : 25,537.58 = 12,457.23 : x
  2. Step 2: Convert to fraction form
    18,498.34/25,537.58 = 12,457.23/x
  3. Step 3: Cross multiply
    18,498.34x = 25,537.58 × 12,457.23
  4. Step 4: Simplify right side
    18,498.34x = 318,127,507.70
  5. Step 5: Solve for x
    x = 318,127,507.70/18,498.34
  6. Step 6: Final answer
    x = 17,197.62

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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.