Home / 17,895.40-26,871.18-15,157.96

Finding the Fourth Proportional to 17,895.40, 26,871.18 and 15,157.96

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Solution

The fourth proportional to 17,895.40, 26,871.18 and 15,157.96 is: 22,760.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,895.40 : 26,871.18 = 15,157.96 : x
  2. Step 2: Convert to fraction form
    17,895.40/26,871.18 = 15,157.96/x
  3. Step 3: Cross multiply
    17,895.40x = 26,871.18 × 15,157.96
  4. Step 4: Simplify right side
    17,895.40x = 407,312,271.59
  5. Step 5: Solve for x
    x = 407,312,271.59/17,895.40
  6. Step 6: Final answer
    x = 22,760.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.