Home / 18,537.54-25,572.27-12,567.18

Finding the Fourth Proportional to 18,537.54, 25,572.27 and 12,567.18

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Solution

The fourth proportional to 18,537.54, 25,572.27 and 12,567.18 is: 17,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.54 : 25,572.27 = 12,567.18 : x
  2. Step 2: Convert to fraction form
    18,537.54/25,572.27 = 12,567.18/x
  3. Step 3: Cross multiply
    18,537.54x = 25,572.27 × 12,567.18
  4. Step 4: Simplify right side
    18,537.54x = 321,371,320.10
  5. Step 5: Solve for x
    x = 321,371,320.10/18,537.54
  6. Step 6: Final answer
    x = 17,336.24

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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.