Home / 46,628.36-64,326.60-31,515.50

Finding the Fourth Proportional to 46,628.36, 64,326.60 and 31,515.50

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Solution

The fourth proportional to 46,628.36, 64,326.60 and 31,515.50 is: 43,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,628.36 : 64,326.60 = 31,515.50 : x
  2. Step 2: Convert to fraction form
    46,628.36/64,326.60 = 31,515.50/x
  3. Step 3: Cross multiply
    46,628.36x = 64,326.60 × 31,515.50
  4. Step 4: Simplify right side
    46,628.36x = 2,027,284,962.30
  5. Step 5: Solve for x
    x = 2,027,284,962.30/46,628.36
  6. Step 6: Final answer
    x = 43,477.51

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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.