Home / 13,349.02-20,011.45-6,324.65

Finding the Fourth Proportional to 13,349.02, 20,011.45 and 6,324.65

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Solution

The fourth proportional to 13,349.02, 20,011.45 and 6,324.65 is: 9,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349.02 : 20,011.45 = 6,324.65 : x
  2. Step 2: Convert to fraction form
    13,349.02/20,011.45 = 6,324.65/x
  3. Step 3: Cross multiply
    13,349.02x = 20,011.45 × 6,324.65
  4. Step 4: Simplify right side
    13,349.02x = 126,565,417.24
  5. Step 5: Solve for x
    x = 126,565,417.24/13,349.02
  6. Step 6: Final answer
    x = 9,481.25

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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.