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Finding the Fourth Proportional to 35,937.04, 53,903.76 and 13,761.04

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Solution

The fourth proportional to 35,937.04, 53,903.76 and 13,761.04 is: 20,640.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,937.04 : 53,903.76 = 13,761.04 : x
  2. Step 2: Convert to fraction form
    35,937.04/53,903.76 = 13,761.04/x
  3. Step 3: Cross multiply
    35,937.04x = 53,903.76 × 13,761.04
  4. Step 4: Simplify right side
    35,937.04x = 741,771,797.51
  5. Step 5: Solve for x
    x = 741,771,797.51/35,937.04
  6. Step 6: Final answer
    x = 20,640.87

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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.