Home / 35,518.28-53,277.42-12,144.92

Finding the Fourth Proportional to 35,518.28, 53,277.42 and 12,144.92

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Solution

The fourth proportional to 35,518.28, 53,277.42 and 12,144.92 is: 18,217.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,518.28 : 53,277.42 = 12,144.92 : x
  2. Step 2: Convert to fraction form
    35,518.28/53,277.42 = 12,144.92/x
  3. Step 3: Cross multiply
    35,518.28x = 53,277.42 × 12,144.92
  4. Step 4: Simplify right side
    35,518.28x = 647,050,003.71
  5. Step 5: Solve for x
    x = 647,050,003.71/35,518.28
  6. Step 6: Final answer
    x = 18,217.38

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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.