Home / 37,535.40-51,800.18-20,539.31

Finding the Fourth Proportional to 37,535.40, 51,800.18 and 20,539.31

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Solution

The fourth proportional to 37,535.40, 51,800.18 and 20,539.31 is: 28,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,535.40 : 51,800.18 = 20,539.31 : x
  2. Step 2: Convert to fraction form
    37,535.40/51,800.18 = 20,539.31/x
  3. Step 3: Cross multiply
    37,535.40x = 51,800.18 × 20,539.31
  4. Step 4: Simplify right side
    37,535.40x = 1,063,939,593.38
  5. Step 5: Solve for x
    x = 1,063,939,593.38/37,535.40
  6. Step 6: Final answer
    x = 28,344.96

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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.