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Finding the Fourth Proportional to 45,652, 63,001.12 and 25,509.76

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Solution

The fourth proportional to 45,652, 63,001.12 and 25,509.76 is: 35,204.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,652 : 63,001.12 = 25,509.76 : x
  2. Step 2: Convert to fraction form
    45,652/63,001.12 = 25,509.76/x
  3. Step 3: Cross multiply
    45,652x = 63,001.12 × 25,509.76
  4. Step 4: Simplify right side
    45,652x = 1,607,143,450.93
  5. Step 5: Solve for x
    x = 1,607,143,450.93/45,652
  6. Step 6: Final answer
    x = 35,204.23

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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.