Home / 13,566.84-20,347.07-3,703.77

Finding the Fourth Proportional to 13,566.84, 20,347.07 and 3,703.77

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Solution

The fourth proportional to 13,566.84, 20,347.07 and 3,703.77 is: 5,554.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.84 : 20,347.07 = 3,703.77 : x
  2. Step 2: Convert to fraction form
    13,566.84/20,347.07 = 3,703.77/x
  3. Step 3: Cross multiply
    13,566.84x = 20,347.07 × 3,703.77
  4. Step 4: Simplify right side
    13,566.84x = 75,360,876.71
  5. Step 5: Solve for x
    x = 75,360,876.71/13,566.84
  6. Step 6: Final answer
    x = 5,554.78

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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.