Home / 13,535.90-20,303.13-4,301.18

Finding the Fourth Proportional to 13,535.90, 20,303.13 and 4,301.18

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Solution

The fourth proportional to 13,535.90, 20,303.13 and 4,301.18 is: 6,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,535.90 : 20,303.13 = 4,301.18 : x
  2. Step 2: Convert to fraction form
    13,535.90/20,303.13 = 4,301.18/x
  3. Step 3: Cross multiply
    13,535.90x = 20,303.13 × 4,301.18
  4. Step 4: Simplify right side
    13,535.90x = 87,327,416.69
  5. Step 5: Solve for x
    x = 87,327,416.69/13,535.90
  6. Step 6: Final answer
    x = 6,451.54

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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.