Home / 64,845.32-97,262.94-20,473.40

Finding the Fourth Proportional to 64,845.32, 97,262.94 and 20,473.40

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Solution

The fourth proportional to 64,845.32, 97,262.94 and 20,473.40 is: 30,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,845.32 : 97,262.94 = 20,473.40 : x
  2. Step 2: Convert to fraction form
    64,845.32/97,262.94 = 20,473.40/x
  3. Step 3: Cross multiply
    64,845.32x = 97,262.94 × 20,473.40
  4. Step 4: Simplify right side
    64,845.32x = 1,991,303,075.80
  5. Step 5: Solve for x
    x = 1,991,303,075.80/64,845.32
  6. Step 6: Final answer
    x = 30,708.51

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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.