Home / 64,760.96-97,141.60-18,013.84

Finding the Fourth Proportional to 64,760.96, 97,141.60 and 18,013.84

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Solution

The fourth proportional to 64,760.96, 97,141.60 and 18,013.84 is: 27,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,760.96 : 97,141.60 = 18,013.84 : x
  2. Step 2: Convert to fraction form
    64,760.96/97,141.60 = 18,013.84/x
  3. Step 3: Cross multiply
    64,760.96x = 97,141.60 × 18,013.84
  4. Step 4: Simplify right side
    64,760.96x = 1,749,893,239.74
  5. Step 5: Solve for x
    x = 1,749,893,239.74/64,760.96
  6. Step 6: Final answer
    x = 27,020.80

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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.