Home / 37,293.42-55,926.80-12,328.86

Finding the Fourth Proportional to 37,293.42, 55,926.80 and 12,328.86

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Solution

The fourth proportional to 37,293.42, 55,926.80 and 12,328.86 is: 18,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,293.42 : 55,926.80 = 12,328.86 : x
  2. Step 2: Convert to fraction form
    37,293.42/55,926.80 = 12,328.86/x
  3. Step 3: Cross multiply
    37,293.42x = 55,926.80 × 12,328.86
  4. Step 4: Simplify right side
    37,293.42x = 689,513,687.45
  5. Step 5: Solve for x
    x = 689,513,687.45/37,293.42
  6. Step 6: Final answer
    x = 18,488.88

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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.