Home / 35,824.10-53,736.67-13,638.70

Finding the Fourth Proportional to 35,824.10, 53,736.67 and 13,638.70

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Solution

The fourth proportional to 35,824.10, 53,736.67 and 13,638.70 is: 20,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,824.10 : 53,736.67 = 13,638.70 : x
  2. Step 2: Convert to fraction form
    35,824.10/53,736.67 = 13,638.70/x
  3. Step 3: Cross multiply
    35,824.10x = 53,736.67 × 13,638.70
  4. Step 4: Simplify right side
    35,824.10x = 732,898,119.62
  5. Step 5: Solve for x
    x = 732,898,119.62/35,824.10
  6. Step 6: Final answer
    x = 20,458.24

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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.