Home / 18,156.43-25,058.58-14,319.27

Finding the Fourth Proportional to 18,156.43, 25,058.58 and 14,319.27

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Solution

The fourth proportional to 18,156.43, 25,058.58 and 14,319.27 is: 19,762.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.43 : 25,058.58 = 14,319.27 : x
  2. Step 2: Convert to fraction form
    18,156.43/25,058.58 = 14,319.27/x
  3. Step 3: Cross multiply
    18,156.43x = 25,058.58 × 14,319.27
  4. Step 4: Simplify right side
    18,156.43x = 358,820,504.04
  5. Step 5: Solve for x
    x = 358,820,504.04/18,156.43
  6. Step 6: Final answer
    x = 19,762.73

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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.