Home / 37,403.96-51,617.74-20,637.56

Finding the Fourth Proportional to 37,403.96, 51,617.74 and 20,637.56

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Solution

The fourth proportional to 37,403.96, 51,617.74 and 20,637.56 is: 28,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,403.96 : 51,617.74 = 20,637.56 : x
  2. Step 2: Convert to fraction form
    37,403.96/51,617.74 = 20,637.56/x
  3. Step 3: Cross multiply
    37,403.96x = 51,617.74 × 20,637.56
  4. Step 4: Simplify right side
    37,403.96x = 1,065,264,206.31
  5. Step 5: Solve for x
    x = 1,065,264,206.31/37,403.96
  6. Step 6: Final answer
    x = 28,479.98

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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.