Home / 37,430.26-51,655.26-20,435.65

Finding the Fourth Proportional to 37,430.26, 51,655.26 and 20,435.65

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Solution

The fourth proportional to 37,430.26, 51,655.26 and 20,435.65 is: 28,202.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,430.26 : 51,655.26 = 20,435.65 : x
  2. Step 2: Convert to fraction form
    37,430.26/51,655.26 = 20,435.65/x
  3. Step 3: Cross multiply
    37,430.26x = 51,655.26 × 20,435.65
  4. Step 4: Simplify right side
    37,430.26x = 1,055,608,814.02
  5. Step 5: Solve for x
    x = 1,055,608,814.02/37,430.26
  6. Step 6: Final answer
    x = 28,202.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.