Home / 18,839.76-25,998.36-10,341.87

Finding the Fourth Proportional to 18,839.76, 25,998.36 and 10,341.87

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Solution

The fourth proportional to 18,839.76, 25,998.36 and 10,341.87 is: 14,271.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,839.76 : 25,998.36 = 10,341.87 : x
  2. Step 2: Convert to fraction form
    18,839.76/25,998.36 = 10,341.87/x
  3. Step 3: Cross multiply
    18,839.76x = 25,998.36 × 10,341.87
  4. Step 4: Simplify right side
    18,839.76x = 268,871,659.33
  5. Step 5: Solve for x
    x = 268,871,659.33/18,839.76
  6. Step 6: Final answer
    x = 14,271.50

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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.