Home / 18,752.42-25,859.58-13,717.46

Finding the Fourth Proportional to 18,752.42, 25,859.58 and 13,717.46

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Solution

The fourth proportional to 18,752.42, 25,859.58 and 13,717.46 is: 18,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,752.42 : 25,859.58 = 13,717.46 : x
  2. Step 2: Convert to fraction form
    18,752.42/25,859.58 = 13,717.46/x
  3. Step 3: Cross multiply
    18,752.42x = 25,859.58 × 13,717.46
  4. Step 4: Simplify right side
    18,752.42x = 354,727,754.27
  5. Step 5: Solve for x
    x = 354,727,754.27/18,752.42
  6. Step 6: Final answer
    x = 18,916.37

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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.