Home / 20,562.26-30,838.77-9,458.28

Finding the Fourth Proportional to 20,562.26, 30,838.77 and 9,458.28

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Solution

The fourth proportional to 20,562.26, 30,838.77 and 9,458.28 is: 14,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,562.26 : 30,838.77 = 9,458.28 : x
  2. Step 2: Convert to fraction form
    20,562.26/30,838.77 = 9,458.28/x
  3. Step 3: Cross multiply
    20,562.26x = 30,838.77 × 9,458.28
  4. Step 4: Simplify right side
    20,562.26x = 291,681,822.26
  5. Step 5: Solve for x
    x = 291,681,822.26/20,562.26
  6. Step 6: Final answer
    x = 14,185.30

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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.