Home / 13,363.55-20,045.96-3,502.83

Finding the Fourth Proportional to 13,363.55, 20,045.96 and 3,502.83

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Solution

The fourth proportional to 13,363.55, 20,045.96 and 3,502.83 is: 5,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.55 : 20,045.96 = 3,502.83 : x
  2. Step 2: Convert to fraction form
    13,363.55/20,045.96 = 3,502.83/x
  3. Step 3: Cross multiply
    13,363.55x = 20,045.96 × 3,502.83
  4. Step 4: Simplify right side
    13,363.55x = 70,217,590.07
  5. Step 5: Solve for x
    x = 70,217,590.07/13,363.55
  6. Step 6: Final answer
    x = 5,254.41

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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.