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Finding the Fourth Proportional to 32,603.88, 48,877.76 and 13,866.76

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Solution

The fourth proportional to 32,603.88, 48,877.76 and 13,866.76 is: 20,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,603.88 : 48,877.76 = 13,866.76 : x
  2. Step 2: Convert to fraction form
    32,603.88/48,877.76 = 13,866.76/x
  3. Step 3: Cross multiply
    32,603.88x = 48,877.76 × 13,866.76
  4. Step 4: Simplify right side
    32,603.88x = 677,776,167.26
  5. Step 5: Solve for x
    x = 677,776,167.26/32,603.88
  6. Step 6: Final answer
    x = 20,788.21

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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.