Home / 37,613.22-56,422.62-12,653.16

Finding the Fourth Proportional to 37,613.22, 56,422.62 and 12,653.16

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Solution

The fourth proportional to 37,613.22, 56,422.62 and 12,653.16 is: 18,980.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,613.22 : 56,422.62 = 12,653.16 : x
  2. Step 2: Convert to fraction form
    37,613.22/56,422.62 = 12,653.16/x
  3. Step 3: Cross multiply
    37,613.22x = 56,422.62 × 12,653.16
  4. Step 4: Simplify right side
    37,613.22x = 713,924,438.48
  5. Step 5: Solve for x
    x = 713,924,438.48/37,613.22
  6. Step 6: Final answer
    x = 18,980.68

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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.