Home / 46,137.60-63,635.04-39,775.20

Finding the Fourth Proportional to 46,137.60, 63,635.04 and 39,775.20

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Solution

The fourth proportional to 46,137.60, 63,635.04 and 39,775.20 is: 54,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,137.60 : 63,635.04 = 39,775.20 : x
  2. Step 2: Convert to fraction form
    46,137.60/63,635.04 = 39,775.20/x
  3. Step 3: Cross multiply
    46,137.60x = 63,635.04 × 39,775.20
  4. Step 4: Simplify right side
    46,137.60x = 2,531,096,443.01
  5. Step 5: Solve for x
    x = 2,531,096,443.01/46,137.60
  6. Step 6: Final answer
    x = 54,859.73

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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.