Home / 64,383.13-96,559.93-17,639.65

Finding the Fourth Proportional to 64,383.13, 96,559.93 and 17,639.65

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Solution

The fourth proportional to 64,383.13, 96,559.93 and 17,639.65 is: 26,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,383.13 : 96,559.93 = 17,639.65 : x
  2. Step 2: Convert to fraction form
    64,383.13/96,559.93 = 17,639.65/x
  3. Step 3: Cross multiply
    64,383.13x = 96,559.93 × 17,639.65
  4. Step 4: Simplify right side
    64,383.13x = 1,703,283,369.22
  5. Step 5: Solve for x
    x = 1,703,283,369.22/64,383.13
  6. Step 6: Final answer
    x = 26,455.43

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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.