Home / 47,189.40-70,784.46-17,225.12

Finding the Fourth Proportional to 47,189.40, 70,784.46 and 17,225.12

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Solution

The fourth proportional to 47,189.40, 70,784.46 and 17,225.12 is: 25,837.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,189.40 : 70,784.46 = 17,225.12 : x
  2. Step 2: Convert to fraction form
    47,189.40/70,784.46 = 17,225.12/x
  3. Step 3: Cross multiply
    47,189.40x = 70,784.46 × 17,225.12
  4. Step 4: Simplify right side
    47,189.40x = 1,219,270,817.64
  5. Step 5: Solve for x
    x = 1,219,270,817.64/47,189.40
  6. Step 6: Final answer
    x = 25,837.81

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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.