Home / 64,667.70-97,001.37-20,294.64

Finding the Fourth Proportional to 64,667.70, 97,001.37 and 20,294.64

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Solution

The fourth proportional to 64,667.70, 97,001.37 and 20,294.64 is: 30,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,667.70 : 97,001.37 = 20,294.64 : x
  2. Step 2: Convert to fraction form
    64,667.70/97,001.37 = 20,294.64/x
  3. Step 3: Cross multiply
    64,667.70x = 97,001.37 × 20,294.64
  4. Step 4: Simplify right side
    64,667.70x = 1,968,607,883.66
  5. Step 5: Solve for x
    x = 1,968,607,883.66/64,667.70
  6. Step 6: Final answer
    x = 30,441.90

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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.