Home / 37,109.93-55,672.65-12,148.02

Finding the Fourth Proportional to 37,109.93, 55,672.65 and 12,148.02

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Solution

The fourth proportional to 37,109.93, 55,672.65 and 12,148.02 is: 18,224.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,109.93 : 55,672.65 = 12,148.02 : x
  2. Step 2: Convert to fraction form
    37,109.93/55,672.65 = 12,148.02/x
  3. Step 3: Cross multiply
    37,109.93x = 55,672.65 × 12,148.02
  4. Step 4: Simplify right side
    37,109.93x = 676,312,465.65
  5. Step 5: Solve for x
    x = 676,312,465.65/37,109.93
  6. Step 6: Final answer
    x = 18,224.57

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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.