Home / 46,380.88-64,038.90-28,499.86

Finding the Fourth Proportional to 46,380.88, 64,038.90 and 28,499.86

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Solution

The fourth proportional to 46,380.88, 64,038.90 and 28,499.86 is: 39,350.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,380.88 : 64,038.90 = 28,499.86 : x
  2. Step 2: Convert to fraction form
    46,380.88/64,038.90 = 28,499.86/x
  3. Step 3: Cross multiply
    46,380.88x = 64,038.90 × 28,499.86
  4. Step 4: Simplify right side
    46,380.88x = 1,825,099,684.55
  5. Step 5: Solve for x
    x = 1,825,099,684.55/46,380.88
  6. Step 6: Final answer
    x = 39,350.26

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1.5x scale

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.