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Finding the Fourth Proportional to 35,935.04, 53,900.76 and 13,759.04

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Solution

The fourth proportional to 35,935.04, 53,900.76 and 13,759.04 is: 20,637.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,935.04 : 53,900.76 = 13,759.04 : x
  2. Step 2: Convert to fraction form
    35,935.04/53,900.76 = 13,759.04/x
  3. Step 3: Cross multiply
    35,935.04x = 53,900.76 × 13,759.04
  4. Step 4: Simplify right side
    35,935.04x = 741,622,712.87
  5. Step 5: Solve for x
    x = 741,622,712.87/35,935.04
  6. Step 6: Final answer
    x = 20,637.87

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1.5x scale

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.