Home / 18,351.13-25,300.02-14,586.79

Finding the Fourth Proportional to 18,351.13, 25,300.02 and 14,586.79

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Solution

The fourth proportional to 18,351.13, 25,300.02 and 14,586.79 is: 20,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351.13 : 25,300.02 = 14,586.79 : x
  2. Step 2: Convert to fraction form
    18,351.13/25,300.02 = 14,586.79/x
  3. Step 3: Cross multiply
    18,351.13x = 25,300.02 × 14,586.79
  4. Step 4: Simplify right side
    18,351.13x = 369,046,078.74
  5. Step 5: Solve for x
    x = 369,046,078.74/18,351.13
  6. Step 6: Final answer
    x = 20,110.26

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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.