Home / 51,603.12-71,209.80-33,663.24

Finding the Fourth Proportional to 51,603.12, 71,209.80 and 33,663.24

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Solution

The fourth proportional to 51,603.12, 71,209.80 and 33,663.24 is: 46,453.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603.12 : 71,209.80 = 33,663.24 : x
  2. Step 2: Convert to fraction form
    51,603.12/71,209.80 = 33,663.24/x
  3. Step 3: Cross multiply
    51,603.12x = 71,209.80 × 33,663.24
  4. Step 4: Simplify right side
    51,603.12x = 2,397,152,587.75
  5. Step 5: Solve for x
    x = 2,397,152,587.75/51,603.12
  6. Step 6: Final answer
    x = 46,453.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.