Home / 31,276.72-46,895.64-17,435.44

Finding the Fourth Proportional to 31,276.72, 46,895.64 and 17,435.44

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Solution

The fourth proportional to 31,276.72, 46,895.64 and 17,435.44 is: 26,142.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,276.72 : 46,895.64 = 17,435.44 : x
  2. Step 2: Convert to fraction form
    31,276.72/46,895.64 = 17,435.44/x
  3. Step 3: Cross multiply
    31,276.72x = 46,895.64 × 17,435.44
  4. Step 4: Simplify right side
    31,276.72x = 817,646,117.48
  5. Step 5: Solve for x
    x = 817,646,117.48/31,276.72
  6. Step 6: Final answer
    x = 26,142.32

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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.