Home / 37,465.40-51,713.37-21,561.05

Finding the Fourth Proportional to 37,465.40, 51,713.37 and 21,561.05

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Solution

The fourth proportional to 37,465.40, 51,713.37 and 21,561.05 is: 29,760.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,465.40 : 51,713.37 = 21,561.05 : x
  2. Step 2: Convert to fraction form
    37,465.40/51,713.37 = 21,561.05/x
  3. Step 3: Cross multiply
    37,465.40x = 51,713.37 × 21,561.05
  4. Step 4: Simplify right side
    37,465.40x = 1,114,994,685.52
  5. Step 5: Solve for x
    x = 1,114,994,685.52/37,465.40
  6. Step 6: Final answer
    x = 29,760.65

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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.