Home / 39,747.08-54,854.03-22,756.67

Finding the Fourth Proportional to 39,747.08, 54,854.03 and 22,756.67

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Solution

The fourth proportional to 39,747.08, 54,854.03 and 22,756.67 is: 31,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.08 : 54,854.03 = 22,756.67 : x
  2. Step 2: Convert to fraction form
    39,747.08/54,854.03 = 22,756.67/x
  3. Step 3: Cross multiply
    39,747.08x = 54,854.03 × 22,756.67
  4. Step 4: Simplify right side
    39,747.08x = 1,248,294,945.10
  5. Step 5: Solve for x
    x = 1,248,294,945.10/39,747.08
  6. Step 6: Final answer
    x = 31,405.96

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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.