Home / 46,640.76-64,313.43-31,507.16

Finding the Fourth Proportional to 46,640.76, 64,313.43 and 31,507.16

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Solution

The fourth proportional to 46,640.76, 64,313.43 and 31,507.16 is: 43,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,640.76 : 64,313.43 = 31,507.16 : x
  2. Step 2: Convert to fraction form
    46,640.76/64,313.43 = 31,507.16/x
  3. Step 3: Cross multiply
    46,640.76x = 64,313.43 × 31,507.16
  4. Step 4: Simplify right side
    46,640.76x = 2,026,333,089.44
  5. Step 5: Solve for x
    x = 2,026,333,089.44/46,640.76
  6. Step 6: Final answer
    x = 43,445.55

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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.