Home / 13,356.61-20,044.76-6,336.65

Finding the Fourth Proportional to 13,356.61, 20,044.76 and 6,336.65

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Solution

The fourth proportional to 13,356.61, 20,044.76 and 6,336.65 is: 9,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.61 : 20,044.76 = 6,336.65 : x
  2. Step 2: Convert to fraction form
    13,356.61/20,044.76 = 6,336.65/x
  3. Step 3: Cross multiply
    13,356.61x = 20,044.76 × 6,336.65
  4. Step 4: Simplify right side
    13,356.61x = 127,016,628.45
  5. Step 5: Solve for x
    x = 127,016,628.45/13,356.61
  6. Step 6: Final answer
    x = 9,509.65

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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.