Home / 42,663.93-63,991.58-11,502.33

Finding the Fourth Proportional to 42,663.93, 63,991.58 and 11,502.33

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Solution

The fourth proportional to 42,663.93, 63,991.58 and 11,502.33 is: 17,252.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,663.93 : 63,991.58 = 11,502.33 : x
  2. Step 2: Convert to fraction form
    42,663.93/63,991.58 = 11,502.33/x
  3. Step 3: Cross multiply
    42,663.93x = 63,991.58 × 11,502.33
  4. Step 4: Simplify right side
    42,663.93x = 736,052,212.87
  5. Step 5: Solve for x
    x = 736,052,212.87/42,663.93
  6. Step 6: Final answer
    x = 17,252.33

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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.