Home / 55,692.39-83,537.27-13,572.66

Finding the Fourth Proportional to 55,692.39, 83,537.27 and 13,572.66

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Solution

The fourth proportional to 55,692.39, 83,537.27 and 13,572.66 is: 20,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,692.39 : 83,537.27 = 13,572.66 : x
  2. Step 2: Convert to fraction form
    55,692.39/83,537.27 = 13,572.66/x
  3. Step 3: Cross multiply
    55,692.39x = 83,537.27 × 13,572.66
  4. Step 4: Simplify right side
    55,692.39x = 1,133,822,895.17
  5. Step 5: Solve for x
    x = 1,133,822,895.17/55,692.39
  6. Step 6: Final answer
    x = 20,358.67

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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.