Home / 37,003.43-51,064.40-20,870.06

Finding the Fourth Proportional to 37,003.43, 51,064.40 and 20,870.06

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Solution

The fourth proportional to 37,003.43, 51,064.40 and 20,870.06 is: 28,800.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,003.43 : 51,064.40 = 20,870.06 : x
  2. Step 2: Convert to fraction form
    37,003.43/51,064.40 = 20,870.06/x
  3. Step 3: Cross multiply
    37,003.43x = 51,064.40 × 20,870.06
  4. Step 4: Simplify right side
    37,003.43x = 1,065,716,830.02
  5. Step 5: Solve for x
    x = 1,065,716,830.02/37,003.43
  6. Step 6: Final answer
    x = 28,800.49

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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.