Home / 31,037.77-46,536.63-13,280.02

Finding the Fourth Proportional to 31,037.77, 46,536.63 and 13,280.02

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Solution

The fourth proportional to 31,037.77, 46,536.63 and 13,280.02 is: 19,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,037.77 : 46,536.63 = 13,280.02 : x
  2. Step 2: Convert to fraction form
    31,037.77/46,536.63 = 13,280.02/x
  3. Step 3: Cross multiply
    31,037.77x = 46,536.63 × 13,280.02
  4. Step 4: Simplify right side
    31,037.77x = 618,007,310.73
  5. Step 5: Solve for x
    x = 618,007,310.73/31,037.77
  6. Step 6: Final answer
    x = 19,911.46

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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.