Home / 13,624.34-20,429.82-6,130.22

Finding the Fourth Proportional to 13,624.34, 20,429.82 and 6,130.22

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Solution

The fourth proportional to 13,624.34, 20,429.82 and 6,130.22 is: 9,192.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624.34 : 20,429.82 = 6,130.22 : x
  2. Step 2: Convert to fraction form
    13,624.34/20,429.82 = 6,130.22/x
  3. Step 3: Cross multiply
    13,624.34x = 20,429.82 × 6,130.22
  4. Step 4: Simplify right side
    13,624.34x = 125,239,189.01
  5. Step 5: Solve for x
    x = 125,239,189.01/13,624.34
  6. Step 6: Final answer
    x = 9,192.32

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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.