Home / 37,302.24-51,477.12-20,306.40

Finding the Fourth Proportional to 37,302.24, 51,477.12 and 20,306.40

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Solution

The fourth proportional to 37,302.24, 51,477.12 and 20,306.40 is: 28,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,302.24 : 51,477.12 = 20,306.40 : x
  2. Step 2: Convert to fraction form
    37,302.24/51,477.12 = 20,306.40/x
  3. Step 3: Cross multiply
    37,302.24x = 51,477.12 × 20,306.40
  4. Step 4: Simplify right side
    37,302.24x = 1,045,314,989.57
  5. Step 5: Solve for x
    x = 1,045,314,989.57/37,302.24
  6. Step 6: Final answer
    x = 28,022.85

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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.