Home / 35,636.28-53,455.86-15,911.16

Finding the Fourth Proportional to 35,636.28, 53,455.86 and 15,911.16

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Solution

The fourth proportional to 35,636.28, 53,455.86 and 15,911.16 is: 23,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636.28 : 53,455.86 = 15,911.16 : x
  2. Step 2: Convert to fraction form
    35,636.28/53,455.86 = 15,911.16/x
  3. Step 3: Cross multiply
    35,636.28x = 53,455.86 × 15,911.16
  4. Step 4: Simplify right side
    35,636.28x = 850,544,741.40
  5. Step 5: Solve for x
    x = 850,544,741.40/35,636.28
  6. Step 6: Final answer
    x = 23,867.38

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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.