Home / 64,663.56-96,984.36-17,905.50

Finding the Fourth Proportional to 64,663.56, 96,984.36 and 17,905.50

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Solution

The fourth proportional to 64,663.56, 96,984.36 and 17,905.50 is: 26,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,663.56 : 96,984.36 = 17,905.50 : x
  2. Step 2: Convert to fraction form
    64,663.56/96,984.36 = 17,905.50/x
  3. Step 3: Cross multiply
    64,663.56x = 96,984.36 × 17,905.50
  4. Step 4: Simplify right side
    64,663.56x = 1,736,553,457.98
  5. Step 5: Solve for x
    x = 1,736,553,457.98/64,663.56
  6. Step 6: Final answer
    x = 26,855.21

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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.