Home / 37,623.17-51,919.75-20,628.13

Finding the Fourth Proportional to 37,623.17, 51,919.75 and 20,628.13

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Solution

The fourth proportional to 37,623.17, 51,919.75 and 20,628.13 is: 28,466.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,623.17 : 51,919.75 = 20,628.13 : x
  2. Step 2: Convert to fraction form
    37,623.17/51,919.75 = 20,628.13/x
  3. Step 3: Cross multiply
    37,623.17x = 51,919.75 × 20,628.13
  4. Step 4: Simplify right side
    37,623.17x = 1,071,007,352.57
  5. Step 5: Solve for x
    x = 1,071,007,352.57/37,623.17
  6. Step 6: Final answer
    x = 28,466.70

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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.