Home / 17,458.28-26,185.20-5,611.10

Finding the Fourth Proportional to 17,458.28, 26,185.20 and 5,611.10

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Solution

The fourth proportional to 17,458.28, 26,185.20 and 5,611.10 is: 8,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,458.28 : 26,185.20 = 5,611.10 : x
  2. Step 2: Convert to fraction form
    17,458.28/26,185.20 = 5,611.10/x
  3. Step 3: Cross multiply
    17,458.28x = 26,185.20 × 5,611.10
  4. Step 4: Simplify right side
    17,458.28x = 146,927,644.79
  5. Step 5: Solve for x
    x = 146,927,644.79/17,458.28
  6. Step 6: Final answer
    x = 8,415.93

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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.