Home / 13,876.24-20,810.62-6,473.47

Finding the Fourth Proportional to 13,876.24, 20,810.62 and 6,473.47

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Solution

The fourth proportional to 13,876.24, 20,810.62 and 6,473.47 is: 9,708.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,876.24 : 20,810.62 = 6,473.47 : x
  2. Step 2: Convert to fraction form
    13,876.24/20,810.62 = 6,473.47/x
  3. Step 3: Cross multiply
    13,876.24x = 20,810.62 × 6,473.47
  4. Step 4: Simplify right side
    13,876.24x = 134,716,924.25
  5. Step 5: Solve for x
    x = 134,716,924.25/13,876.24
  6. Step 6: Final answer
    x = 9,708.46

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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.