Home / 13,270.93-19,911.17-6,692.16

Finding the Fourth Proportional to 13,270.93, 19,911.17 and 6,692.16

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Solution

The fourth proportional to 13,270.93, 19,911.17 and 6,692.16 is: 10,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270.93 : 19,911.17 = 6,692.16 : x
  2. Step 2: Convert to fraction form
    13,270.93/19,911.17 = 6,692.16/x
  3. Step 3: Cross multiply
    13,270.93x = 19,911.17 × 6,692.16
  4. Step 4: Simplify right side
    13,270.93x = 133,248,677.18
  5. Step 5: Solve for x
    x = 133,248,677.18/13,270.93
  6. Step 6: Final answer
    x = 10,040.65

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1.5x scale

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.