Home / 13,677.36-20,518.08-4,795.08

Finding the Fourth Proportional to 13,677.36, 20,518.08 and 4,795.08

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Solution

The fourth proportional to 13,677.36, 20,518.08 and 4,795.08 is: 7,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,677.36 : 20,518.08 = 4,795.08 : x
  2. Step 2: Convert to fraction form
    13,677.36/20,518.08 = 4,795.08/x
  3. Step 3: Cross multiply
    13,677.36x = 20,518.08 × 4,795.08
  4. Step 4: Simplify right side
    13,677.36x = 98,385,835.05
  5. Step 5: Solve for x
    x = 98,385,835.05/13,677.36
  6. Step 6: Final answer
    x = 7,193.34

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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.