Home / 35,668.14-53,502.20-12,292.75

Finding the Fourth Proportional to 35,668.14, 53,502.20 and 12,292.75

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Solution

The fourth proportional to 35,668.14, 53,502.20 and 12,292.75 is: 18,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,668.14 : 53,502.20 = 12,292.75 : x
  2. Step 2: Convert to fraction form
    35,668.14/53,502.20 = 12,292.75/x
  3. Step 3: Cross multiply
    35,668.14x = 53,502.20 × 12,292.75
  4. Step 4: Simplify right side
    35,668.14x = 657,689,169.05
  5. Step 5: Solve for x
    x = 657,689,169.05/35,668.14
  6. Step 6: Final answer
    x = 18,439.12

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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.