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Finding the Fourth Proportional to 63,603.07, 95,407.98 and 19,228.69

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Solution

The fourth proportional to 63,603.07, 95,407.98 and 19,228.69 is: 28,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,603.07 : 95,407.98 = 19,228.69 : x
  2. Step 2: Convert to fraction form
    63,603.07/95,407.98 = 19,228.69/x
  3. Step 3: Cross multiply
    63,603.07x = 95,407.98 × 19,228.69
  4. Step 4: Simplify right side
    63,603.07x = 1,834,569,897.76
  5. Step 5: Solve for x
    x = 1,834,569,897.76/63,603.07
  6. Step 6: Final answer
    x = 28,844.05

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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.