Home / 34,779.68-52,173.64-12,603.52

Finding the Fourth Proportional to 34,779.68, 52,173.64 and 12,603.52

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Solution

The fourth proportional to 34,779.68, 52,173.64 and 12,603.52 is: 18,906.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.68 : 52,173.64 = 12,603.52 : x
  2. Step 2: Convert to fraction form
    34,779.68/52,173.64 = 12,603.52/x
  3. Step 3: Cross multiply
    34,779.68x = 52,173.64 × 12,603.52
  4. Step 4: Simplify right side
    34,779.68x = 657,571,515.21
  5. Step 5: Solve for x
    x = 657,571,515.21/34,779.68
  6. Step 6: Final answer
    x = 18,906.77

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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.