Home / 64,960.48-97,443.44-20,586.26

Finding the Fourth Proportional to 64,960.48, 97,443.44 and 20,586.26

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Solution

The fourth proportional to 64,960.48, 97,443.44 and 20,586.26 is: 30,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,960.48 : 97,443.44 = 20,586.26 : x
  2. Step 2: Convert to fraction form
    64,960.48/97,443.44 = 20,586.26/x
  3. Step 3: Cross multiply
    64,960.48x = 97,443.44 × 20,586.26
  4. Step 4: Simplify right side
    64,960.48x = 2,005,995,991.13
  5. Step 5: Solve for x
    x = 2,005,995,991.13/64,960.48
  6. Step 6: Final answer
    x = 30,880.25

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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.