Home / 46,685.20-64,414.02-28,531.24

Finding the Fourth Proportional to 46,685.20, 64,414.02 and 28,531.24

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Solution

The fourth proportional to 46,685.20, 64,414.02 and 28,531.24 is: 39,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,685.20 : 64,414.02 = 28,531.24 : x
  2. Step 2: Convert to fraction form
    46,685.20/64,414.02 = 28,531.24/x
  3. Step 3: Cross multiply
    46,685.20x = 64,414.02 × 28,531.24
  4. Step 4: Simplify right side
    46,685.20x = 1,837,811,863.98
  5. Step 5: Solve for x
    x = 1,837,811,863.98/46,685.20
  6. Step 6: Final answer
    x = 39,366.05

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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.