Home / 18,746.24-25,871.98-10,682.81

Finding the Fourth Proportional to 18,746.24, 25,871.98 and 10,682.81

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Solution

The fourth proportional to 18,746.24, 25,871.98 and 10,682.81 is: 14,743.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.24 : 25,871.98 = 10,682.81 : x
  2. Step 2: Convert to fraction form
    18,746.24/25,871.98 = 10,682.81/x
  3. Step 3: Cross multiply
    18,746.24x = 25,871.98 × 10,682.81
  4. Step 4: Simplify right side
    18,746.24x = 276,385,510.46
  5. Step 5: Solve for x
    x = 276,385,510.46/18,746.24
  6. Step 6: Final answer
    x = 14,743.52

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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.