Home / 13,597.47-20,397.18-5,692.03

Finding the Fourth Proportional to 13,597.47, 20,397.18 and 5,692.03

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Solution

The fourth proportional to 13,597.47, 20,397.18 and 5,692.03 is: 8,538.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.47 : 20,397.18 = 5,692.03 : x
  2. Step 2: Convert to fraction form
    13,597.47/20,397.18 = 5,692.03/x
  3. Step 3: Cross multiply
    13,597.47x = 20,397.18 × 5,692.03
  4. Step 4: Simplify right side
    13,597.47x = 116,101,407.32
  5. Step 5: Solve for x
    x = 116,101,407.32/13,597.47
  6. Step 6: Final answer
    x = 8,538.46

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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.