Home / 26,271.81-39,417.03-16,399.67

Finding the Fourth Proportional to 26,271.81, 39,417.03 and 16,399.67

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Solution

The fourth proportional to 26,271.81, 39,417.03 and 16,399.67 is: 24,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.81 : 39,417.03 = 16,399.67 : x
  2. Step 2: Convert to fraction form
    26,271.81/39,417.03 = 16,399.67/x
  3. Step 3: Cross multiply
    26,271.81x = 39,417.03 × 16,399.67
  4. Step 4: Simplify right side
    26,271.81x = 646,426,087.29
  5. Step 5: Solve for x
    x = 646,426,087.29/26,271.81
  6. Step 6: Final answer
    x = 24,605.31

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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.