Home / 37,225.12-55,829.64-13,212.64

Finding the Fourth Proportional to 37,225.12, 55,829.64 and 13,212.64

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Solution

The fourth proportional to 37,225.12, 55,829.64 and 13,212.64 is: 19,816.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,225.12 : 55,829.64 = 13,212.64 : x
  2. Step 2: Convert to fraction form
    37,225.12/55,829.64 = 13,212.64/x
  3. Step 3: Cross multiply
    37,225.12x = 55,829.64 × 13,212.64
  4. Step 4: Simplify right side
    37,225.12x = 737,656,934.65
  5. Step 5: Solve for x
    x = 737,656,934.65/37,225.12
  6. Step 6: Final answer
    x = 19,816.11

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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.