Home / 37,000.35-51,065.48-20,870.97

Finding the Fourth Proportional to 37,000.35, 51,065.48 and 20,870.97

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Solution

The fourth proportional to 37,000.35, 51,065.48 and 20,870.97 is: 28,804.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,000.35 : 51,065.48 = 20,870.97 : x
  2. Step 2: Convert to fraction form
    37,000.35/51,065.48 = 20,870.97/x
  3. Step 3: Cross multiply
    37,000.35x = 51,065.48 × 20,870.97
  4. Step 4: Simplify right side
    37,000.35x = 1,065,785,883.53
  5. Step 5: Solve for x
    x = 1,065,785,883.53/37,000.35
  6. Step 6: Final answer
    x = 28,804.75

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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.