Home / 37,505.16-51,758.22-20,510.40

Finding the Fourth Proportional to 37,505.16, 51,758.22 and 20,510.40

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Solution

The fourth proportional to 37,505.16, 51,758.22 and 20,510.40 is: 28,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,505.16 : 51,758.22 = 20,510.40 : x
  2. Step 2: Convert to fraction form
    37,505.16/51,758.22 = 20,510.40/x
  3. Step 3: Cross multiply
    37,505.16x = 51,758.22 × 20,510.40
  4. Step 4: Simplify right side
    37,505.16x = 1,061,581,795.49
  5. Step 5: Solve for x
    x = 1,061,581,795.49/37,505.16
  6. Step 6: Final answer
    x = 28,304.95

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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.