Home / 18,652.28-25,742.34-10,477.23

Finding the Fourth Proportional to 18,652.28, 25,742.34 and 10,477.23

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Solution

The fourth proportional to 18,652.28, 25,742.34 and 10,477.23 is: 14,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,652.28 : 25,742.34 = 10,477.23 : x
  2. Step 2: Convert to fraction form
    18,652.28/25,742.34 = 10,477.23/x
  3. Step 3: Cross multiply
    18,652.28x = 25,742.34 × 10,477.23
  4. Step 4: Simplify right side
    18,652.28x = 269,708,416.92
  5. Step 5: Solve for x
    x = 269,708,416.92/18,652.28
  6. Step 6: Final answer
    x = 14,459.81

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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.