Home / 37,270.42-51,434.53-21,357.95

Finding the Fourth Proportional to 37,270.42, 51,434.53 and 21,357.95

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Solution

The fourth proportional to 37,270.42, 51,434.53 and 21,357.95 is: 29,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,270.42 : 51,434.53 = 21,357.95 : x
  2. Step 2: Convert to fraction form
    37,270.42/51,434.53 = 21,357.95/x
  3. Step 3: Cross multiply
    37,270.42x = 51,434.53 × 21,357.95
  4. Step 4: Simplify right side
    37,270.42x = 1,098,535,809.45
  5. Step 5: Solve for x
    x = 1,098,535,809.45/37,270.42
  6. Step 6: Final answer
    x = 29,474.74

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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.