Home / 13,692.96-18,908.76-10,330.02

Finding the Fourth Proportional to 13,692.96, 18,908.76 and 10,330.02

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Solution

The fourth proportional to 13,692.96, 18,908.76 and 10,330.02 is: 14,264.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,692.96 : 18,908.76 = 10,330.02 : x
  2. Step 2: Convert to fraction form
    13,692.96/18,908.76 = 10,330.02/x
  3. Step 3: Cross multiply
    13,692.96x = 18,908.76 × 10,330.02
  4. Step 4: Simplify right side
    13,692.96x = 195,327,868.98
  5. Step 5: Solve for x
    x = 195,327,868.98/13,692.96
  6. Step 6: Final answer
    x = 14,264.84

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1.5x scale

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.