Home / 37,268.88-51,430.22-21,362.70

Finding the Fourth Proportional to 37,268.88, 51,430.22 and 21,362.70

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Solution

The fourth proportional to 37,268.88, 51,430.22 and 21,362.70 is: 29,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,268.88 : 51,430.22 = 21,362.70 : x
  2. Step 2: Convert to fraction form
    37,268.88/51,430.22 = 21,362.70/x
  3. Step 3: Cross multiply
    37,268.88x = 51,430.22 × 21,362.70
  4. Step 4: Simplify right side
    37,268.88x = 1,098,688,360.79
  5. Step 5: Solve for x
    x = 1,098,688,360.79/37,268.88
  6. Step 6: Final answer
    x = 29,480.05

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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.