Home / 35,157.47-52,722.90-11,458.80

Finding the Fourth Proportional to 35,157.47, 52,722.90 and 11,458.80

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Solution

The fourth proportional to 35,157.47, 52,722.90 and 11,458.80 is: 17,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.47 : 52,722.90 = 11,458.80 : x
  2. Step 2: Convert to fraction form
    35,157.47/52,722.90 = 11,458.80/x
  3. Step 3: Cross multiply
    35,157.47x = 52,722.90 × 11,458.80
  4. Step 4: Simplify right side
    35,157.47x = 604,141,166.52
  5. Step 5: Solve for x
    x = 604,141,166.52/35,157.47
  6. Step 6: Final answer
    x = 17,183.87

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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.