Home / 35,946.79-49,605.78-20,842.13

Finding the Fourth Proportional to 35,946.79, 49,605.78 and 20,842.13

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Solution

The fourth proportional to 35,946.79, 49,605.78 and 20,842.13 is: 28,761.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,946.79 : 49,605.78 = 20,842.13 : x
  2. Step 2: Convert to fraction form
    35,946.79/49,605.78 = 20,842.13/x
  3. Step 3: Cross multiply
    35,946.79x = 49,605.78 × 20,842.13
  4. Step 4: Simplify right side
    35,946.79x = 1,033,890,317.68
  5. Step 5: Solve for x
    x = 1,033,890,317.68/35,946.79
  6. Step 6: Final answer
    x = 28,761.69

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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.