Home / 35,736.30-53,604.81-13,543.70

Finding the Fourth Proportional to 35,736.30, 53,604.81 and 13,543.70

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Solution

The fourth proportional to 35,736.30, 53,604.81 and 13,543.70 is: 20,315.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,736.30 : 53,604.81 = 13,543.70 : x
  2. Step 2: Convert to fraction form
    35,736.30/53,604.81 = 13,543.70/x
  3. Step 3: Cross multiply
    35,736.30x = 53,604.81 × 13,543.70
  4. Step 4: Simplify right side
    35,736.30x = 726,007,197.17
  5. Step 5: Solve for x
    x = 726,007,197.17/35,736.30
  6. Step 6: Final answer
    x = 20,315.68

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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.