Home / 49,502.72-68,307.63-31,608.20

Finding the Fourth Proportional to 49,502.72, 68,307.63 and 31,608.20

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Solution

The fourth proportional to 49,502.72, 68,307.63 and 31,608.20 is: 43,615.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,502.72 : 68,307.63 = 31,608.20 : x
  2. Step 2: Convert to fraction form
    49,502.72/68,307.63 = 31,608.20/x
  3. Step 3: Cross multiply
    49,502.72x = 68,307.63 × 31,608.20
  4. Step 4: Simplify right side
    49,502.72x = 2,159,081,230.57
  5. Step 5: Solve for x
    x = 2,159,081,230.57/49,502.72
  6. Step 6: Final answer
    x = 43,615.41

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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.